diff --git a/README.md b/README.md
index 8607717..fedecbb 100644
--- a/README.md
+++ b/README.md
@@ -93,7 +93,7 @@ In your controller:
         console.log('on complete callback!')
     });
 ```
-the list of supported callbacks are:
+the list of current callbacks are:
 
 * `onComplete`
 * `onExit`
@@ -104,6 +104,37 @@ the list of supported callbacks are:
 * `onHintClose`
 * `onHintsAdded`
 
+The current short Interface is:
+p.s. it's avaiable on build folder the .d.ts file
+``` javascript
+	intro: IntroJs;
+	addListener(name: string, callback: Function): void;
+	removeListener(name: string): void;
+	setOptions: IntroJs.Options;
+	start(stepId?: number): IntroJs;
+	exit(): IntroJs;
+	clear(callback: Function): IntroJs;
+	goToStepNumber(stepId: number): IntroJs;
+	addHints(): IntroJs;
+	showHint(hintIdx: number): IntroJs;
+	showHints(): IntroJs;
+	hideHint(hintIdx: number): IntroJs;
+	hideHints(): IntroJs;
+	removeHint(stepid: number): IntroJs;
+	removeHints(): IntroJs;
+	previous(): IntroJs;
+	next(): IntroJs;
+	refresh(): IntroJs;
+	onComplete(callback: Function): void;
+	onExit(callback: Function): void;
+	onBeforeChange(callback: Function): void;
+	onAfterChange(callback: Function): void;
+	onChange(callback: Function): void;
+	onHintClick(callback: Function): void;
+	onHintClose(callback: Function): void;
+	onHintsAdded(callback: Function): void; 
+```
+
 ### Exit Method
 
 **Directive** - `ng-intro-exit-method="ExitMe"`
diff --git a/bower.json b/bower.json
index 38cd7a0..8a69088 100644
--- a/bower.json
+++ b/bower.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-intro.js",
-  "version": "3.2.5",
+  "version": "3.3.0",
   "main": "build/angular-intro.min.js",
   "description": "Angular directive to wrap intro.js",
   "license": "MIT",
@@ -13,7 +13,7 @@
   ],
   "dependencies": {
     "angular": "^1.4.0",
-    "intro.js": "~2.4.0"
+    "intro.js": "~2.5.0"
   },
   "devDependencies": {}
 }
diff --git a/build/angular-intro.min.js b/build/angular-intro.min.js
index dfefb49..2c5028f 100644
--- a/build/angular-intro.min.js
+++ b/build/angular-intro.min.js
@@ -1,4 +1,4 @@
-/*! angular-intro.js - v3.2.5 - 2017-06-10 */
+/*! angular-intro.js - v3.3.0 - 2017-06-16 */
 
-!function(a,b){"function"==typeof window.define&&window.define.amd?window.define(["angular","intro.js"],b):"object"==typeof window.exports?window.module.exports=b(window.require("angular"),window.require("intro.js")):a.angularIntroJs=b(a.angular,a.introJs)}(this,function(a,b){var c={open:"open",closed:"closed"},d="angular-intro",e={},f=function(){function d(){this.intro=b()}return d.prototype.addListener=function(b,c){a.isFunction(c)&&(e[b]=c)},d.prototype.removeListener=function(a){delete e[a]},d.prototype.notifyListeners=function(b){for(var c in e)e.hasOwnProperty(c)&&a.isFunction(e[c])&&e[c](b)},d.prototype.setOptions=function(a){return this.intro.setOptions(a)},d.prototype.start=function(a){return"number"==typeof a?this.intro.start().goToStep(a):this.intro.start(),this.notifyListeners(c.open),this.intro},d.prototype.exit=function(){return this.notifyListeners(c.closed),this.intro.exit()},d.prototype.clear=function(d){return"undefined"!=typeof this.intro&&this.intro.exit(),this.intro=b(),this.notifyListeners(c.closed),a.isFunction(d)&&d(),this.intro},d.prototype.addHints=function(){return this.intro.addHints()},d.prototype.showHint=function(a){return this.intro.showHint(a)},d.prototype.showHints=function(){return this.intro.showHints()},d.prototype.hideHint=function(a){return this.intro.hideHint(a)},d.prototype.hideHints=function(){return this.intro.hideHints()},d.prototype.previous=function(){return this.notifyListeners(c.open),this.intro.previousStep()},d.prototype.next=function(){return this.notifyListeners(c.open),this.intro.nextStep()},d.prototype.refresh=function(){return this.intro.refresh()},d.prototype.onComplete=function(b){var d=this;return this.intro.oncomplete(function(){a.isFunction(b)&&b(),d.notifyListeners(c.closed)})},d.prototype.onExit=function(b){var d=this;return this.intro.onexit(function(){d.notifyListeners(c.closed),a.isFunction(b)&&b()})},d.prototype.onBeforeChange=function(b){return this.intro.onbeforechange(function(c){a.isFunction(b)&&b(c)})},d.prototype.onChange=function(b){return this.intro.onchange(function(c){a.isFunction(b)&&b(c)})},d.prototype.onAfterChange=function(b){return this.intro.onafterchange(function(c){a.isFunction(b)&&b(c)})},d.prototype.onHintClick=function(b){return this.intro.onhintclick(function(){a.isFunction(b)&&b()})},d.prototype.onHintClose=function(b){return this.intro.onhintclose(function(){a.isFunction(b)&&b()})},d.prototype.onHintsAdded=function(b){return this.intro.onhintclose(function(){a.isFunction(b)&&b()})},d}(),g=function(){function b(b,c){var d=this;this.restrict="A",this.scope={ngIntroMethod:"=",ngIntroExitMethod:"=?",ngIntroNextMethod:"=?",ngIntroPreviousMethod:"=?",ngIntroRefreshMethod:"=?",ngIntroOptions:"=",ngIntroOncomplete:"=",ngIntroOnexit:"=",ngIntroOnchange:"=",ngIntroOnbeforechange:"=",ngIntroOnafterchange:"=",ngIntroAutostart:"=",ngIntroAutorefresh:"=",ngIntroHintsMethod:"=?",ngIntroOnhintsadded:"=",ngIntroOnhintclick:"=?",ngIntroOnhintclose:"=?",ngIntroShowHint:"=?",ngIntroShowHints:"=?",ngIntroHideHint:"=?",ngIntroHideHints:"=?"},this.destroy=[],this.link=function(e,f,g){e.ngIntroOncomplete&&b.onComplete(e.ngIntroOncomplete),e.ngIntroOnexit&&b.onExit(e.ngIntroOnexit),e.ngIntroOnbeforechange&&b.onBeforeChange(e.ngIntroOnbeforechange),e.ngIntroOnchange&&b.onChange(e.ngIntroOnchange),e.ngIntroOnafterchange&&b.onAfterChange(e.ngIntroOnafterchange),e.ngIntroMethod=function(a){b.setOptions(e.ngIntroOptions),b.start(a)},e.ngIntroHintsMethod=function(a){b.setOptions(e.ngIntroOptions),b.start(a),e.ngIntroOnhintsadded&&b.onHintsAdded(e.ngIntroOnbeforechange),e.ngIntroOnhintclick&&b.onHintClick(e.ngIntroOnbeforechange),e.ngIntroOnhintclose&&b.onHintClick(e.ngIntroOnbeforechange),b.addHints()},e.ngIntroShowHint=function(a){b.showHint(a)},e.ngIntroShowHints=function(){b.showHints()},e.ngIntroHideHint=function(a){b.hideHint(a)},e.ngIntroHideHints=function(){b.hideHints()},e.ngIntroNextMethod=function(){b.next()},e.ngIntroPreviousMethod=function(){b.previous()},e.ngIntroExitMethod=function(c){b.exit(),a.isFunction(c)&&c()},e.ngIntroRefreshMethod=function(){b.refresh()};var h=e.$watch("ngIntroAutostart",function(){e.ngIntroAutostart&&c(function(){e.ngIntroMethod()}),h()});d.destroy.push(e.$on("$locationChangeStart",function(){b.exit()})),d.destroy.push(e.$on("$locationChangeSuccess",function(){b.exit()})),e.ngIntroAutorefresh&&d.destroy.push(e.$watch(function(){b.refresh()})),d.destroy.push(e.$on("$destroy",function(){b.exit()})),e.$on("$destroy",function(){i()});var i=function(){for(var a=0,b=d.destroy;a<b.length;a++){var c=b[a];c()}}}}return b.factory=function(){var a=function(a,c){return new b(a,c)};return a.$inject=["ngIntroService","$timeout"],a},b}();a.module(d,[]).service("ngIntroService",f).directive("ngIntroOptions",g.factory()).directive("ngIntroDisableButton",["ngIntroService",function(a){var b=0;return{restrict:"A",priority:1,link:function(d,e,f){var g="disabledBtn"+b++;a.addListener(g,function(a){a===c.open?f.$set("disabled","disabled"):(delete f.disabled,e.removeAttr("disabled"))}),d.$on("$destroy",function(){a.removeListener(g)})}}}])});
+!function(a,b){"function"==typeof window.define&&window.define.amd?window.define(["angular","intro.js"],b):"object"==typeof window.exports?window.module.exports=b(window.require("angular"),window.require("intro.js")):a.angularIntroJs=b(a.angular,a.introJs)}(this,function(a,b){var c={open:"open",closed:"closed"},d="angular-intro",e={},f=function(){function d(){this.intro=b()}return d.prototype.addListener=function(b,c){a.isFunction(c)&&(e[b]=c)},d.prototype.removeListener=function(a){delete e[a]},d.prototype.notifyListeners=function(b){for(var c in e)e.hasOwnProperty(c)&&a.isFunction(e[c])&&e[c](b)},d.prototype.setOptions=function(a){return this.intro.setOptions(a)},d.prototype.start=function(a){return"number"==typeof a?this.intro.start().goToStep(a):this.intro.start(),this.notifyListeners(c.open),this.intro},d.prototype.exit=function(){return this.notifyListeners(c.closed),this.intro.exit()},d.prototype.clear=function(d){return"undefined"!=typeof this.intro&&this.intro.exit(),this.intro=b(),this.notifyListeners(c.closed),a.isFunction(d)&&d(),this.intro},d.prototype.goToStepNumber=function(a){return this.intro.goToStepNumber(a)},d.prototype.addHints=function(){return this.intro.addHints()},d.prototype.showHint=function(a){return this.intro.showHint(a)},d.prototype.showHints=function(){return this.intro.showHints()},d.prototype.hideHint=function(a){return this.intro.hideHint(a)},d.prototype.hideHints=function(){return this.intro.hideHints()},d.prototype.removeHint=function(a){return this.intro.removeHint(a)},d.prototype.removeHints=function(){return this.intro.removeHints()},d.prototype.previous=function(){return this.notifyListeners(c.open),this.intro.previousStep()},d.prototype.next=function(){return this.notifyListeners(c.open),this.intro.nextStep()},d.prototype.refresh=function(){return this.intro.refresh()},d.prototype.onComplete=function(b){var d=this;return this.intro.oncomplete(function(){a.isFunction(b)&&b(),d.notifyListeners(c.closed)})},d.prototype.onExit=function(b){var d=this;return this.intro.onexit(function(){d.notifyListeners(c.closed),a.isFunction(b)&&b()})},d.prototype.onBeforeChange=function(b){return this.intro.onbeforechange(function(c){a.isFunction(b)&&b(c)})},d.prototype.onChange=function(b){return this.intro.onchange(function(c){a.isFunction(b)&&b(c)})},d.prototype.onAfterChange=function(b){return this.intro.onafterchange(function(c){a.isFunction(b)&&b(c)})},d.prototype.onHintClick=function(b){return this.intro.onhintclick(function(){a.isFunction(b)&&b()})},d.prototype.onHintClose=function(b){return this.intro.onhintclose(function(){a.isFunction(b)&&b()})},d.prototype.onHintsAdded=function(b){return this.intro.onhintclose(function(){a.isFunction(b)&&b()})},d}(),g=function(){function b(b,c){var d=this;this.restrict="A",this.scope={ngIntroMethod:"=",ngIntroExitMethod:"=?",ngIntroNextMethod:"=?",ngIntroPreviousMethod:"=?",ngIntroRefreshMethod:"=?",ngIntroOptions:"=",ngIntroOncomplete:"=",ngIntroOnexit:"=",ngIntroOnchange:"=",ngIntroOnbeforechange:"=",ngIntroOnafterchange:"=",ngIntroAutostart:"=",ngIntroAutorefresh:"=",ngIntroHintsMethod:"=?",ngIntroOnhintsadded:"=",ngIntroOnhintclick:"=?",ngIntroOnhintclose:"=?",ngIntroShowHint:"=?",ngIntroShowHints:"=?",ngIntroHideHint:"=?",ngIntroHideHints:"=?"},this.destroy=[],this.link=function(e,f,g){e.ngIntroOncomplete&&b.onComplete(e.ngIntroOncomplete),e.ngIntroOnexit&&b.onExit(e.ngIntroOnexit),e.ngIntroOnbeforechange&&b.onBeforeChange(e.ngIntroOnbeforechange),e.ngIntroOnchange&&b.onChange(e.ngIntroOnchange),e.ngIntroOnafterchange&&b.onAfterChange(e.ngIntroOnafterchange),e.ngIntroMethod=function(a){b.setOptions(e.ngIntroOptions),b.start(a)},e.ngIntroHintsMethod=function(a){b.setOptions(e.ngIntroOptions),b.start(a),e.ngIntroOnhintsadded&&b.onHintsAdded(e.ngIntroOnbeforechange),e.ngIntroOnhintclick&&b.onHintClick(e.ngIntroOnbeforechange),e.ngIntroOnhintclose&&b.onHintClick(e.ngIntroOnbeforechange),b.addHints()},e.ngIntroShowHint=function(a){b.showHint(a)},e.ngIntroShowHints=function(){b.showHints()},e.ngIntroHideHint=function(a){b.hideHint(a)},e.ngIntroHideHints=function(){b.hideHints()},e.ngIntroNextMethod=function(){b.next()},e.ngIntroPreviousMethod=function(){b.previous()},e.ngIntroExitMethod=function(c){b.exit(),a.isFunction(c)&&c()},e.ngIntroRefreshMethod=function(){b.refresh()};var h=e.$watch("ngIntroAutostart",function(){e.ngIntroAutostart&&c(function(){e.ngIntroMethod()}),h()});d.destroy.push(e.$on("$locationChangeStart",function(){b.exit()})),d.destroy.push(e.$on("$locationChangeSuccess",function(){b.exit()})),e.ngIntroAutorefresh&&d.destroy.push(e.$watch(function(){b.refresh()})),d.destroy.push(e.$on("$destroy",function(){b.exit()})),e.$on("$destroy",function(){i()});var i=function(){for(var a=0,b=d.destroy;a<b.length;a++){var c=b[a];c()}}}}return b.factory=function(){var a=function(a,c){return new b(a,c)};return a.$inject=["ngIntroService","$timeout"],a},b}();a.module(d,[]).service("ngIntroService",f).directive("ngIntroOptions",g.factory()).directive("ngIntroDisableButton",["ngIntroService",function(a){var b=0;return{restrict:"A",priority:1,link:function(d,e,f){var g="disabledBtn"+b++;a.addListener(g,function(a){a===c.open?f.$set("disabled","disabled"):(delete f.disabled,e.removeAttr("disabled"))}),d.$on("$destroy",function(){a.removeListener(g)})}}}])});
 //# sourceMappingURL=angular-intro.min.js.map
\ No newline at end of file
diff --git a/build/angular-intro.min.js.map b/build/angular-intro.min.js.map
index c5e8538..f22e248 100644
--- a/build/angular-intro.min.js.map
+++ b/build/angular-intro.min.js.map
@@ -1 +1 @@
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\ No newline at end of file
+{"version":3,"sources":["../src/ng-intro.component.js"],"names":["root","factory","window","define","amd","exports","module","require","angularIntroJs","angular","introJs","this","introStatus","open","closed","moduleName","notifyList","NgIntroService","intro","prototype","addListener","name","cb","isFunction","removeListener","notifyListeners","status","key","hasOwnProperty","setOptions","options","start","step","goToStep","exit","clear","goToStepNumber","stepId","addHints","showHint","hintIndex","showHints","hideHint","hideHints","removeHint","removeHints","previous","previousStep","next","nextStep","refresh","onComplete","_this","oncomplete","onExit","onexit","onBeforeChange","onbeforechange","targetElement","onChange","onchange","onAfterChange","onafterchange","onHintClick","onhintclick","onHintClose","onhintclose","onHintsAdded","NgIntroDirective","introService","$timeout","restrict","scope","ngIntroMethod","ngIntroExitMethod","ngIntroNextMethod","ngIntroPreviousMethod","ngIntroRefreshMethod","ngIntroOptions","ngIntroOncomplete","ngIntroOnexit","ngIntroOnchange","ngIntroOnbeforechange","ngIntroOnafterchange","ngIntroAutostart","ngIntroAutorefresh","ngIntroHintsMethod","ngIntroOnhintsadded","ngIntroOnhintclick","ngIntroOnhintclose","ngIntroShowHint","ngIntroShowHints","ngIntroHideHint","ngIntroHideHints","destroy","link","element","attrs","id","callback","autoStartWatch","$watch","push","$on","clearWatches","_i","_a","length","d","directive","$inject","service","ngIntroService","priority","elm","uniqueId","value","$set","disabled","removeAttr"],"mappings":";;CAAC,SAAUA,EAAMC,GACgB,kBAAlBC,QAAOC,QAAyBD,OAAOC,OAAOC,IACrDF,OAAOC,QAAQ,UAAW,YAAaF,GAER,gBAAnBC,QAAOG,QACnBH,OAAOI,OAAOD,QAAUJ,EAAQC,OAAOK,QAAQ,WAAYL,OAAOK,QAAQ,aAG1EP,EAAKQ,eAAiBP,EAAQD,EAAKS,QAAST,EAAKU,UAEvDC,KAAM,SAAUF,EAASC,GACvB,GAAIE,IACAC,KAAM,OACNC,OAAQ,UAERC,EAAa,gBACbC,KACAC,EAAkB,WAClB,QAASA,KACLN,KAAKO,MAAQR,IAkIjB,MAhIAO,GAAeE,UAAUC,YAAc,SAAUC,EAAMC,GAC/Cb,EAAQc,WAAWD,KACnBN,EAAWK,GAAQC,IAE3BL,EAAeE,UAAUK,eAAiB,SAAUH,SACzCL,GAAWK,IAEtBJ,EAAeE,UAAUM,gBAAkB,SAAUC,GACjD,IAAK,GAAIC,KAAOX,GACRA,EAAWY,eAAeD,IACtBlB,EAAQc,WAAWP,EAAWW,KAC9BX,EAAWW,GAAKD,IAIhCT,EAAeE,UAAUU,WAAa,SAAUC,GAC5C,MAAOnB,MAAKO,MAAMW,WAAWC,IAEjCb,EAAeE,UAAUY,MAAQ,SAAUC,GAQvC,MAPsB,gBAAX,GACPrB,KAAKO,MAAMa,QAAQE,SAASD,GAG5BrB,KAAKO,MAAMa,QAEfpB,KAAKc,gBAAgBb,EAAYC,MAC1BF,KAAKO,OAEhBD,EAAeE,UAAUe,KAAO,WAE5B,MADAvB,MAAKc,gBAAgBb,EAAYE,QAC1BH,KAAKO,MAAMgB,QAEtBjB,EAAeE,UAAUgB,MAAQ,SAAUb,GAOvC,MAN4B,mBAAhBX,MAAU,OAClBA,KAAKO,MAAMgB,OACfvB,KAAKO,MAAQR,IACbC,KAAKc,gBAAgBb,EAAYE,QAC7BL,EAAQc,WAAWD,IACnBA,IACGX,KAAKO,OAEhBD,EAAeE,UAAUiB,eAAiB,SAAUC,GAChD,MAAO1B,MAAKO,MAAMkB,eAAeC,IAErCpB,EAAeE,UAAUmB,SAAW,WAChC,MAAO3B,MAAKO,MAAMoB,YAEtBrB,EAAeE,UAAUoB,SAAW,SAAUC,GAC1C,MAAO7B,MAAKO,MAAMqB,SAASC,IAE/BvB,EAAeE,UAAUsB,UAAY,WACjC,MAAO9B,MAAKO,MAAMuB,aAEtBxB,EAAeE,UAAUuB,SAAW,SAAUF,GAC1C,MAAO7B,MAAKO,MAAMwB,SAASF,IAE/BvB,EAAeE,UAAUwB,UAAY,WACjC,MAAOhC,MAAKO,MAAMyB,aAEtB1B,EAAeE,UAAUyB,WAAa,SAAUP,GAC5C,MAAO1B,MAAKO,MAAM0B,WAAWP,IAEjCpB,EAAeE,UAAU0B,YAAc,WACnC,MAAOlC,MAAKO,MAAM2B,eAEtB5B,EAAeE,UAAU2B,SAAW,WAEhC,MADAnC,MAAKc,gBAAgBb,EAAYC,MAC1BF,KAAKO,MAAM6B,gBAEtB9B,EAAeE,UAAU6B,KAAO,WAE5B,MADArC,MAAKc,gBAAgBb,EAAYC,MAC1BF,KAAKO,MAAM+B,YAEtBhC,EAAeE,UAAU+B,QAAU,WAC/B,MAAOvC,MAAKO,MAAMgC,WAEtBjC,EAAeE,UAAUgC,WAAa,SAAU7B,GAC5C,GAAI8B,GAAQzC,IACZ,OAAOA,MAAKO,MAAMmC,WAAW,WACrB5C,EAAQc,WAAWD,IACnBA,IACJ8B,EAAM3B,gBAAgBb,EAAYE,WAG1CG,EAAeE,UAAUmC,OAAS,SAAUhC,GACxC,GAAI8B,GAAQzC,IACZ,OAAOA,MAAKO,MAAMqC,OAAO,WACrBH,EAAM3B,gBAAgBb,EAAYE,QAC9BL,EAAQc,WAAWD,IACnBA,OAGZL,EAAeE,UAAUqC,eAAiB,SAAUlC,GAChD,MAAOX,MAAKO,MAAMuC,eAAe,SAAUC,GACnCjD,EAAQc,WAAWD,IACnBA,EAAGoC,MAGfzC,EAAeE,UAAUwC,SAAW,SAAUrC,GAC1C,MAAOX,MAAKO,MAAM0C,SAAS,SAAUF,GAC7BjD,EAAQc,WAAWD,IACnBA,EAAGoC,MAGfzC,EAAeE,UAAU0C,cAAgB,SAAUvC,GAC/C,MAAOX,MAAKO,MAAM4C,cAAc,SAAUJ,GAClCjD,EAAQc,WAAWD,IACnBA,EAAGoC,MAGfzC,EAAeE,UAAU4C,YAAc,SAAUzC,GAC7C,MAAOX,MAAKO,MAAM8C,YAAY,WACtBvD,EAAQc,WAAWD,IACnBA,OAGZL,EAAeE,UAAU8C,YAAc,SAAU3C,GAC7C,MAAOX,MAAKO,MAAMgD,YAAY,WACtBzD,EAAQc,WAAWD,IACnBA,OAGZL,EAAeE,UAAUgD,aAAe,SAAU7C,GAC9C,MAAOX,MAAKO,MAAMgD,YAAY,WACtBzD,EAAQc,WAAWD,IACnBA,OAGLL,KAEPmD,EAAoB,WACpB,QAASA,GAAiBC,EAAcC,GACpC,GAAIlB,GAAQzC,IACZA,MAAK4D,SAAW,IAChB5D,KAAK6D,OACDC,cAAe,IACfC,kBAAmB,KACnBC,kBAAmB,KACnBC,sBAAuB,KACvBC,qBAAsB,KACtBC,eAAgB,IAChBC,kBAAmB,IACnBC,cAAe,IACfC,gBAAiB,IACjBC,sBAAuB,IACvBC,qBAAsB,IACtBC,iBAAkB,IAClBC,mBAAoB,IACpBC,mBAAoB,KACpBC,oBAAqB,IACrBC,mBAAoB,KACpBC,mBAAoB,KACpBC,gBAAiB,KACjBC,iBAAkB,KAClBC,gBAAiB,KACjBC,iBAAkB,MAEtBlF,KAAKmF,WACLnF,KAAKoF,KAAO,SAAUvB,EAAOwB,EAASC,GAC9BzB,EAAMO,mBACNV,EAAalB,WAAWqB,EAAMO,mBAE9BP,EAAMQ,eACNX,EAAaf,OAAOkB,EAAMQ,eAE1BR,EAAMU,uBACNb,EAAab,eAAegB,EAAMU,uBAElCV,EAAMS,iBACNZ,EAAaV,SAASa,EAAMS,iBAE5BT,EAAMW,sBACNd,EAAaR,cAAcW,EAAMW,sBAErCX,EAAMC,cAAgB,SAAUzC,GAC5BqC,EAAaxC,WAAW2C,EAAMM,gBAC9BT,EAAatC,MAAMC,IAEvBwC,EAAMc,mBAAqB,SAAUtD,GACjCqC,EAAaxC,WAAW2C,EAAMM,gBAC9BT,EAAatC,MAAMC,GACfwC,EAAMe,qBACNlB,EAAaF,aAAaK,EAAMU,uBAEhCV,EAAMgB,oBACNnB,EAAaN,YAAYS,EAAMU,uBAE/BV,EAAMiB,oBACN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\ No newline at end of file
diff --git a/build/ng-intro.component.d.ts b/build/ng-intro.component.d.ts
index bfa6c96..b390b3d 100644
--- a/build/ng-intro.component.d.ts
+++ b/build/ng-intro.component.d.ts
@@ -8,11 +8,14 @@ declare namespace ngIntroJs {
         start(stepId?: number): IntroJs.IntroJs;
         exit(): IntroJs.IntroJs;
         clear(callback: Function): IntroJs.IntroJs;
+        goToStepNumber(stepId: number): IntroJs.IntroJs;
         addHints(): IntroJs.IntroJs;
         showHint(hintIdx: number): IntroJs.IntroJs;
         showHints(): IntroJs.IntroJs;
         hideHint(hintIdx: number): IntroJs.IntroJs;
         hideHints(): IntroJs.IntroJs;
+        removeHint(stepid: number): IntroJs.IntroJs;
+        removeHints(): IntroJs.IntroJs;
         previous(): IntroJs.IntroJs;
         next(): IntroJs.IntroJs;
         refresh(): IntroJs.IntroJs;
diff --git a/package.json b/package.json
index b55a432..5a31165 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "angular-intro.js",
-  "version": "3.2.5",
+  "version": "3.3.0",
   "description": "Angular directive to wrap intro.js",
   "main": "src/ng-intro.component.js",
   "types": "build/ng-intro.component.d.ts",
diff --git a/src/ng-intro.component.ts b/src/ng-intro.component.ts
index c783b45..5da5f41 100644
--- a/src/ng-intro.component.ts
+++ b/src/ng-intro.component.ts
@@ -7,12 +7,15 @@ namespace ngIntroJs {
 		start(stepId?: number): IntroJs.IntroJs,
 		exit(): IntroJs.IntroJs,
 		clear(callback: Function): IntroJs.IntroJs,
+		goToStepNumber(stepId: number): IntroJs.IntroJs,
 
 		addHints(): IntroJs.IntroJs,
 		showHint(hintIdx: number): IntroJs.IntroJs,
 		showHints(): IntroJs.IntroJs,
 		hideHint(hintIdx: number): IntroJs.IntroJs,
 		hideHints(): IntroJs.IntroJs
+		removeHint(stepid: number): IntroJs.IntroJs
+		removeHints(): IntroJs.IntroJs
 
 		previous(): IntroJs.IntroJs,
 		next(): IntroJs.IntroJs,
@@ -137,6 +140,9 @@ namespace ngIntroJs {
 
 			return this.intro;
 		}
+		goToStepNumber(stepId: number) {
+			return this.intro.goToStepNumber(stepId);
+		}
 
 		addHints() {
 			return this.intro.addHints();
@@ -155,6 +161,13 @@ namespace ngIntroJs {
 		hideHints() {
 			return this.intro.hideHints();
 		}
+		removeHint(stepId: number) {
+			return this.intro.removeHint(stepId)
+		}
+
+		removeHints() {
+			return this.intro.removeHints()
+		}
 
 		previous() {
 			this.notifyListeners(introStatus.open);
diff --git a/tsconfig.json b/tsconfig.json
index 302e353..d1c4eed 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -7,7 +7,8 @@
     "sourceMap": true,
     "target": "es5",
     "declaration": true,
-    "declarationDir": "build"
+    "declarationDir": "build",
+    "lib" : ["es2015", "es2015.iterable", "dom"]
 
   },
   "include": [