docs: fix numerous typos in many doc files.

closes #1509

Author: vikashvverma

public/docs/_examples/router-deprecated/ts/app/dialog.service.ts

@@ -3,7 +3,7 @@ import { Injectable } from '@angular/core';
 /**
  * Async modal dialog service
  * DialogService makes this app easier to test by faking this service.
- * TODO: better modal implemenation that doesn't use window.confirm
+ * TODO: better modal implementation that doesn't use window.confirm
  */
 @Injectable()
 export class DialogService {

public/docs/_examples/router/ts/app/dialog.service.ts

@@ -3,7 +3,7 @@ import { Injectable } from '@angular/core';
 /**
  * Async modal dialog service
  * DialogService makes this app easier to test by faking this service.
- * TODO: better modal implemenation that doesn't use window.confirm
+ * TODO: better modal implementation that doesn't use window.confirm
  */
 @Injectable()
 export class DialogService {

public/docs/_examples/style-guide/ts/09-01/app/heroes/shared/hero-button/hero-button.component.avoid.ts

@@ -8,7 +8,7 @@ import { Component } from '@angular/core';
   template: `<button>OK<button>`
 })
 export class HeroButtonComponent {
-  onInit() { // mispelled
+  onInit() { // misspelled
     console.log('The component is initialized');
   }
 }

public/docs/_includes/styleguide/_aside.jade

@@ -11,15 +11,15 @@
 
       h3 Adding an aside
 
-      aside.is-right Did you know that hipsum is a replacment for Lorem Ipsum? To find out more visit <a href="http://hipsum.co/">hipsum.co</a>
+      aside.is-right Did you know that hipsum is a replacement for Lorem Ipsum? To find out more visit <a href="http://hipsum.co/">hipsum.co</a>
       p.
         Etsy artisan Thundercats, authentic sustainable bitters wolf roof party meditation 90's asymmetrical XOXO hoodie. Twee umami cray iPhone. Chillwave shabby chic tilde occupy sriracha squid Brooklyn street art. Selvage heirloom kogi American Apparel bicycle rights. Carles Etsy Truffaut mlkshk trust fund. Jean shorts fashion axe Williamsburg wolf cardigan beard, twee blog locavore organic. Cred skateboard dreamcatcher, taxidermy Bushwick actually aesthetic normcore fanny pack.
 
 
 
       pre.prettyprint.linenums.lang-html
         code.
-          aside.is-right Did you know that hipsum is a replacment for Lorem Ipsum? To find out more visit <a href="http://hipsum.co/">hipsum.co</a>
+          aside.is-right Did you know that hipsum is a replacement for Lorem Ipsum? To find out more visit <a href="http://hipsum.co/">hipsum.co</a>
 
           p.
             Etsy artisan Thundercats, authentic sustainable bitters

public/docs/_includes/styleguide/_code-examples.jade

@@ -12,7 +12,7 @@ include ../../../_includes/_util-fns
     :marked
       ### Including a code example from the `_examples` folder
 
-      One of the design goals for this documention was that any code samples that appear within the documentation be 'testable'.
+      One of the design goals for this documentation was that any code samples that appear within the documentation be 'testable'.
       In practice this means that a set of standalone testable examples exist somewhere in the same repository as the rest
       of the documentation. These examples will each typically consist of a collection of html, javascript and css files.
 
@@ -130,7 +130,7 @@ include ../../../_includes/_util-fns
       Multiple `#docregion` tags may be defined on a single line as shown below.  In addition, anytime a file contains multiple
       `#docregion` tags with the same name they will automatically be combined. Each of the individually tagged sections of the combined document
       will be separated from one another by a comment consisting of '. . .'.  This default separator, known
-      as 'plaster' can be overriden anywhere within the affected file via a `#docplaster` comment as shown below.  This example creates
+      as 'plaster' can be overridden anywhere within the affected file via a `#docplaster` comment as shown below.  This example creates
       a separator that consists of `/* more code here */` in the output file.
 
     code-example(format="linenums" language="js" escape="html").

public/docs/_includes/styleguide/_layouts.jade

@@ -2,7 +2,7 @@
   header.showcase-header
     h2 Basic Layouts
     p.
-      You will use the following layouts throughout your documenation
+      You will use the following layouts throughout your documentation
       to specify sections and sub-sections of content.
 
   .showcase-content
@@ -23,4 +23,4 @@
         code-example(language="html" format="linenums").
           .l-sub-section
             h3 Sub Section Title
-            p sub section content...
+            p sub section content...

public/docs/_includes/styleguide/_tables.jade

@@ -2,7 +2,7 @@
   header.showcase-header
     h2 Tables
     p.
-      Tables can be used to present tablular data as it relates
+      Tables can be used to present tabular data as it relates
       to each other.
 
   .showcase-content
@@ -37,4 +37,4 @@
             tr
               td Angular 1.3
               td Routing
-              td fast
+              td fast

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

@@ -131,7 +131,7 @@ code-example(format=".").
 .l-sub-section
   :marked
     We explain input properties in more detail [here](../guide/attribute-directives.html#why-input)
-    where we also explain why *target* properties require this special treament and
+    where we also explain why *target* properties require this special treatment and
     *source* properties do not.
 :marked
   There are a couple of ways we can declare that `hero` is an *input*.

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

@@ -489,7 +489,7 @@ figure.image-display
     We just set a template local variable with the value of an `NgForm` directive. 
     Why did that work? We didn't add the **[`NgForm`](../api/common/NgForm-directive.html) directive** explicitly.
 
-    Angular added it surreptiously, wrapping it around the `<form>` element
+    Angular added it surreptitiously, wrapping it around the `<form>` element
 
     The `NgForm` directive  supplements the `form` element with additional features.
     It collects `Controls` (elements identified by an `ngControl` directive)
@@ -531,7 +531,7 @@ figure.image-display
   Re-run the application. The form opens in a valid state and the button is enabled.
 
   Now delete the *Name*. We violate the "name required" rule which
-  is duely noted in our error message as before. And now the Submit button is also disabled.
+  is duly noted in our error message as before. And now the Submit button is also disabled.
 
   Not impressed?  Think about it for a moment. What would we have to do to
   wire the button's enable/disabled state to the form's validity without Angular's help?

public/docs/js/latest/quickstart.jade

@@ -448,7 +448,7 @@ code-example(format="").
   True, most Angular applications run only in a browser and we'll call the bootstrap function from
   this library most of the time. It's pretty "core" if we're always writing for a browser.
 
-  But it is possible to load a component in a different enviroment. 
+  But it is possible to load a component in a different environment. 
   We might load it on a mobile device with [Apache Cordova](https://cordova.apache.org/) or [NativeScript](https://www.nativescript.org/).
   We might wish to render the first page of our application on the server 
   to improve launch performance or facilitate