All: Remove deprecated entries

Fixes gh-395

Author: Gabriel Schulhof

entries/button.xml

@@ -81,7 +81,6 @@ $( "[type='submit']" ).button();
 			</desc>
 			<type name="Boolean" />
 		</option>
-		<xi:include href="../includes/widget-option-initSelector.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 		<option name="inline" default="null (false)">
 			<desc>If set to <code>true</code>, this will make the <placeholder name="name"/> act like an inline <placeholder name="name"/> so the width is determined by the <placeholder name="name"/>'s text. By default, this is null (false) so the <placeholder name="name"/> is full width, regardless of the feedback content. Possible values: true, false.
 				<p>This option is also exposed as a data attribute: <code>data-inline="true"</code>.</p>

entries/buttonMarkup.xml

@@ -208,7 +208,6 @@
 			</desc>
 			<type name="String" />
 		</option>
-		<xi:include href="../includes/widget-option-initSelector.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 		<xi:include href="../includes/widget-option-mini.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 		<option name="wrapperClass" default="null" example-value='"custom-class"'>
 			<desc>It is difficult to write custom CSS for the wrapper <code>div</code> around the native <code>input</code> element generated by the framework. This option allows you to specify one or more space-separated class names to be added to the wrapper <code>div</code> element by the framework.

entries/checkboxradio.xml

@@ -194,7 +194,6 @@
 			</desc>
 			<type name="String" />
 		</option>
-		<xi:include href="../includes/widget-option-initSelector.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 		<option name="inset" default="true" example-value="false">
 			<desc>By setting this option to false the element will get a full width appearance without corners.
 				<p>If the value is unset for an individual collapsible container, but that container is part of a collapsible set, then the value is inherited from the parent collapsible set.</p>

entries/collapsible.xml

@@ -120,7 +120,6 @@
 			</desc>
 			<type name="String" />
 		</option>
-		<option name="initSelector" default="null" deprecated="1.4.0">
 			<desc>
 				<p>The default <code>initSelector</code> for the <placeholder name="name" /> widget is:</p>
 		<pre><code>
@@ -151,7 +150,6 @@
 			</desc>
 			<type name="Boolean" />
 		</option>
-		<xi:include href="../includes/widget-option-initSelector.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 	</options>
 	<events>
 		<xi:include href="../includes/widget-event-create.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>

entries/collapsibleset.xml

@@ -45,7 +45,6 @@
 			</desc>
 			<type name="Boolean" />
 		</option>
-		<xi:include href="../includes/widget-option-initSelector.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 		<xi:include href="../includes/widget-option-mini.xml" xmlns:xi="http://www.w3.org/2003/XInclude"/>
 		<option name="shadow" default="false" example-value="true">
 			<desc>