Upgrade rollup and fix windows paths issue

Author: TrySound

package.json

@@ -35,9 +35,9 @@
     "typescript": "^1.8.9"
   },
   "devDependencies": {
-    "mocha": "^2.3.3",
+    "mocha": "^3.0.0",
     "rimraf": "^2.5.4",
-    "rollup": "^0.25.7",
+    "rollup": "^0.34.3",
     "rollup-plugin-buble": "^0.12.1"
   },
   "repository": {

src/index.js

@@ -159,6 +159,8 @@ export default function typescript ( options ) {
 
 			var result;
 
+			importer = importer.split('\\').join('/');
+
 			if ( compareVersions( typescript.version, '1.8.0' ) < 0 ) {
 				// Suppress TypeScript warnings for function call.
 				result = typescript.nodeModuleNameResolver( importee, importer, resolveHost );
@@ -208,7 +210,7 @@ export default function typescript ( options ) {
 			});
 
 			if ( fatalError ) {
-				throw new Error( `There were TypeScript errors transpiling "${id}"` );
+				throw new Error( `There were TypeScript errors transpiling` );
 			}
 
 			return {

test/test.js

@@ -82,7 +82,7 @@ describe( 'rollup-plugin-typescript', function () {
 
 	it( 'reports diagnostics and throws if errors occur during transpilation', function () {
 		return bundle( 'sample/syntax-error/missing-type.ts' ).catch( function ( error ) {
-			assert.ok( error.message.indexOf( 'There were TypeScript errors' ) === 0, 'Should reject erroneous code.' );
+			assert.ok( error.message.indexOf( 'There were TypeScript errors transpiling' ) !== -1, 'Should reject erroneous code.' );
 		});
 	});