stefangoor

 ...
	<target name="deploy.new.custom.metadata.type" depends="convert.object.to.metadata.type">
		<tempfile property="temp.package.xml" prefix="add.metadata.package." suffix=".xml" deleteonexit="true"/>
		<echo file="${temp.package.xml}"><![CDATA[<?xml version="1.0" encoding="UTF-8"?>
<Package xmlns="http://soap.sforce.com/2006/04/metadata">
    <types>
        <members>Team_View_Plus_Views_CM__mdt</members>
        <name>CustomObject</name>
    </types>
    <version>${sf.version}</version>

stefangoor

...
  <target name="convert.object.to.metadata.type">
		<xslt failOnNoResources="true" destdir="src" style="convert_to_metadata_object.xslt" extension=".metadata" useImplicitFileset="false" force="true">
			<fileset dir="${sf.working.dir}" includes="objects${fs}Team_View_Plus_Views__c.object"/>
		</xslt>
		<move todir="src" overwrite="true">
			<fileset dir="src" includes="objects${fs}Team_View_Plus_Views__c.metadata"/>
			<filterchain>
				<linecontainsregexp negate="true">
					<regexp pattern="^\s*$"/>

stefangoor

<?xml version="1.0" encoding="UTF-8"?>
<xsl:stylesheet version="1.0"  xmlns:sf="http://soap.sforce.com/2006/04/metadata" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
	
	<xsl:template match="node() | @*">
	    <xsl:copy>
	        <xsl:apply-templates select="node() | @*"/>
	    </xsl:copy>
	</xsl:template>

	<!-- remove all the content -->

stefangoor

<apex:page>
 
    <div>
        <h1>This is the Managed Package page</h1>
    </div>
 
    <iframe id="customPageIFrame" src="c__UserCustomPage" width="500" height="500"/>
    
</apex:page>

stefangoor

<apex:page>

    <apex:includeScript value="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js" />

    <div>
        <h1>This is the Managed Package page</h1>
    </div>

    <div id="baseUrlLink" style="display: none;">
        <apex:outputLink value="/">BASE URL</apex:outputLink>

stefangoor

<apex:page>

	<div>
		<h1>This is the Managed Package page</h1>
	</div>

	<apex:iframe src="UserCustomPage" width="500" height="500"/>
	
</apex:page>

stefangoor

<apex:page  showHeader="false" sidebar="false">
	<h1>This is the custom page not in the package</h1>
</apex:page>

stefangoor

<apex:page controller="MyPackageController">

	<div>
		<h1>This is the Managed Package page</h1>
	</div>

	<iframe src="{!customPageURL}" width="500" height="500"/>
	
</apex:page>

stefangoor

public class MyPackageController {
	
	public String getCustomPageURL() {
		return System.URL.getSalesforceBaseURL().toExternalForm() + '/UserCustomPage';
	}
}

stefangoor

...
	<target name="undeploy.content" depends="reset.content">
		<property name="temp.dir" value="temp"/>
		<xslt in="${temp.dir}${file.separator}package.xml" out="${temp.dir}${file.separator}destructiveChanges.xml" style="xslt${file.separator}destructive.changes.xslt" force="true"/>
		<xslt in="${temp.dir}${file.separator}package.xml" out="${temp.dir}${file.separator}empty.package.xml" style="xslt${file.separator}empty.package.xslt" force="true"/>

		<zip destfile="${temp.dir}${file.separator}undeploy.zip">
			<fileset file="${temp.dir}${file.separator}destructiveChanges.xml"/>
			<mappedresources>
				<fileset file="${temp.dir}${file.separator}empty.package.xml"/>