minor updates to Dart and TS jade

Author: chalin

public/docs/dart/latest/guide/lifecycle-hooks.jade

@@ -14,5 +14,5 @@ block other-angular-subsystems
 
 block tick-methods
   :marked
-    The `LoggerService.tick` method, which returns a `Future`, postpones the
-    update one turn of the of the browser's update cycle ... and that's long enough.
+    The `LoggerService.tick()` postpones the log update 
+    for one turn of the browser's update cycle ... and that's just long enough.

public/docs/ts/latest/guide/lifecycle-hooks.jade

@@ -7,7 +7,7 @@ figure
   img(src="/resources/images/devguide/lifecycle-hooks/hooks-in-sequence.png" alt="Us" align="left" style="width:200px; margin-left:-40px;margin-right:30px")
 
 :marked
-  A component has a lifecycle managed by Angular itself. 
+  A component has a lifecycle managed by Angular itself.
 
   Angular creates it, renders it, creates and renders its children,
   checks it when its data-bound properties change, and destroys it before removing it from the DOM.
@@ -17,16 +17,13 @@ figure
 
   A directive has the same set of lifecycle hooks, minus the hooks that are specific to component content and views.
   <br class="l-clear-both">
-  ## Table of Contents
-    * [Overview](#hooks-overview)
-    <br><br>
-    * [Each hook's purpose and timing](#hooks-purpose-timing)
 +ifDocsFor('ts|js')
   :marked
+    ## Table of Contents
+    * [Overview](#hooks-overview)
+    * [Each hook's purpose and timing](#hooks-purpose-timing)
     * [Interfaces are optional (technically)](#interface-optional)
-  :marked
     * [Other Angular lifecycle hooks](#other-lifecycle-hooks)
-    <br><br>
     * [The lifecycle sample](#the-sample)
       * [All](#peek-a-boo)
       * [Spying OnInit and OnDestroy](#spy)
@@ -40,7 +37,7 @@ figure
 a#hooks-overview
 .l-main-section
 :marked
-  ## Component lifecycle Hooks
+  ## Component lifecycle hooks
   Directive and component instances have a lifecycle
   as Angular creates, updates, and destroys them.
   Developers can tap into key moments in that lifecycle by implementing
@@ -58,7 +55,7 @@ a#hooks-purpose-timing
 .l-main-section
 :marked
   ## Lifecycle sequence
-  *After* Angular creates a component/directive by `new`-ing its constructor,
+  *After* Angular creates a component/directive,
   it calls the lifecycle hook methods in the following sequence at specific moments:
 table(width="100%")
   col(width="20%")
@@ -535,6 +532,7 @@ figure.image-display
 
 +makeExample('lifecycle-hooks/ts/app/after-content.component.ts', 'hooks', 'AfterContentComponent (class excerpts)')(format=".")
 
+a#no-unidirectional-flow-worries
 :marked
    ### No unidirectional flow worries with _AfterContent..._