Add warning that library add command will be removed in a future release.

Author: Fatme Havaluova

docs/man_pages/lib-management/library-add.md

@@ -7,21 +7,23 @@ General | `$ tns library add <Platform> <Library Path>`
 
 Adds a locally stored native library to the current project. <% if(isHtml) { %>Copies the library files to the `lib/<platform>` folder in your project and configures the platform-specific projects in `platforms/<platform>` to work with the library. Build operations might perform additional configuration changes on the platform-specific project in `platforms/<platform>`.<% } %>
 
+IMPORTANT: The `tns library add` command is deprecated and will be removed in a future release. Use the plugin set of commands instead. For more information, run `tns help plugin`.
+
 IMPORTANT: When adding frameworks, keep in mind the following behaviors.
 
 * Any functionality exposed by the library will become available in the built application package.
 * The first build operation after you run this command is significantly slower.
-<% if(isMacOS) { %>* When you add an iOS framework, the NativeScript CLI automatically changes your build target to iOS 8.0.<% } %> 
+<% if(isMacOS) { %>* When you add an iOS framework, the NativeScript CLI automatically changes your build target to iOS 8.0.<% } %>
 
 ### Attributes
 
 * `<Platform>` is the target mobile platform for which you want to add a native library. You can set the following target platforms.
     * `android` - Adds an Android native library.
 	<% if(isMacOS) { %>* `ios` - Adds an iOS native library.<% } %>
-* `<Library Path>` is the file path to a locally stored framework.<% if(isHtml) { %>  
-    When you want to add an iOS framework, `<Library Path>` must be the complete file path to the `*.framework` file that you want to use.  
-    When you want to add an Android framework, `<Library Path>` might be any of the following:  
-    
+* `<Library Path>` is the file path to a locally stored framework.<% if(isHtml) { %>
+    When you want to add an iOS framework, `<Library Path>` must be the complete file path to the `*.framework` file that you want to use.
+    When you want to add an Android framework, `<Library Path>` might be any of the following:
+
     * The file path to a directory containing one or more `*.jar` files.
     * The file path to a directory containing the `project.properties` files for an Android library project created with Eclipse.
 

lib/commands/add-library.ts

@@ -13,6 +13,7 @@ export class AddLibraryCommand implements ICommand {
 
     execute(args: string[]): IFuture<void> {
         return (() => {
+            this.$logger.warn("IMPORTANT: The `tns library add` command is deprecated and will be removed in a future release. Use the plugin set of commands instead. For more information, run `tns help plugin`.");
             let platform = args[0];
             let libraryPath = path.resolve(args[1]);
             this.$platformService.addLibrary(platform, libraryPath).wait();