docs: Remove double 'the' & missing dashes in several files

closes #1073

public/docs/dart/latest/guide/architecture.jade

@@ -94,7 +94,7 @@ figure
 
   The `HeroDetailComponent` is a *different* component than the `HeroListComponent` we've seen.
   The `HeroDetailComponent` (code not shown) presents facts about a particular hero, the
-  hero that the user selects from the list presented by the the `HeroListComponent`.
+  hero that the user selects from the list presented by the `HeroListComponent`.
   The `HeroDetailComponent` is a **child** of the `HeroListComponent`.
 
 figure

public/docs/dart/latest/tutorial/toh-pt3.jade

@@ -62,7 +62,7 @@ code-example(format="." language="bash").
 
     All of our component names end in "Component".  All of our component file names end in "_component".
 
-    We spell our file names in lower dash case (AKA "kebab case") so we don't worry about
+    We spell our file names in lower dash case (AKA "kebab-case") so we don't worry about
     case sensitivity on the server or in source control.
 
     <!-- TODO

public/docs/js/latest/guide/forms.jade

@@ -472,8 +472,8 @@ figure.image-display
   'app/hero-form.component.html (excerpt)', 
   stylePattern)
 :marked
-  When we added the `ngControl` directive, we bound it to the the model's `name` property.
   
+  When we added the `ngControl` directive, we bound it to the model's `name` property.
   Here we initialize a template local variable (`name`) with the value "ngForm" (`#name="ngForm"`).
   Angular recognizes that syntax and re-sets the `name` local template variable to the
   `ngControl` directive instance.

public/docs/ts/latest/guide/dependency-injection.jade

@@ -624,7 +624,7 @@ code-example(format, language="html").
   we want the singleton instance of `NewLogger` to handle it instead.
 
   The dependency injector should inject that singleton instance
-  when a component asks for either the new or the the old logger.
+  when a component asks for either the new or the old logger.
   The `OldLogger` should be an alias for `NewLogger`.
 
   We certainly do not want two different `NewLogger` instances in our app.

public/docs/ts/latest/guide/forms.jade

@@ -379,7 +379,7 @@ figure.image-display
     We often ignore this technical distinction and refer to `NgControlName` more conveniently (albeit incorrectly) as the *NgControl* directive.
     
     While we're under the hood, we might as well note that the `ngModel` in the 
-    two-way binding syntax is now a property of the the `NgControlName` directive. 
+    two-way binding syntax is now a property of the `NgControlName` directive. 
     The `NgModel` directive is no longer involved. We only need one directive to manage the DOM element
     and there is no practical difference in the way either directive handles data binding.     
 

public/docs/ts/latest/guide/upgrade.jade

@@ -1267,7 +1267,7 @@ code-example(format="").
   
   We can replace this implementation with an Angular 2 service class, while 
   keeping our controllers in Angular 1 land. In the new version we'll just use
-  the the `Http` service from Angular 2 instead of ngResource.
+  the `Http` service from Angular 2 instead of ngResource.
   
   The `Http` service isn't included in the main Angular 2 bundle, so we need to 
   include it in `index.html` separately. As the service uses RxJS Observables,

public/docs/ts/latest/tutorial/toh-pt3.jade

@@ -63,7 +63,7 @@ code-example(format="." language="bash").
     
     All of our component names end in "Component".  All of our component file names end in ".component".
     
-    We spell our file names in lower dash case (AKA "kebab case") so we don't worry about
+    We spell our file names in lower dash case (AKA "kebab-case") so we don't worry about
     case sensitivity on the server or in source control.
 
     <!-- TODO