diff -up ./releng/org.eclipse.cdt.repo/category.xml.orig ./releng/org.eclipse.cdt.repo/category.xml
--- ./releng/org.eclipse.cdt.repo/category.xml.orig	2015-09-13 19:40:46.000000000 +0100
+++ ./releng/org.eclipse.cdt.repo/category.xml	2015-10-07 16:36:15.103331358 +0100
@@ -45,9 +45,6 @@
    <feature url="features/org.eclipse.cdt.build.crossgcc_0.0.0.qualifier.jar" id="org.eclipse.cdt.build.crossgcc" version="0.0.0">
       <category name="extra"/>
    </feature>
-   <feature url="features/org.eclipse.cdt.launch.remote_0.0.0.qualifier.jar" id="org.eclipse.cdt.launch.remote" version="0.0.0">
-      <category name="extra"/>
-   </feature>
    <feature url="features/org.eclipse.cdt.msw_0.0.0.qualifier.jar" id="org.eclipse.cdt.msw" version="0.0.0">
       <category name="extra"/>
    </feature>
@@ -60,12 +57,6 @@
    <feature url="features/org.eclipse.cdt.gnu.multicorevisualizer_0.0.0.qualifier.jar" id="org.eclipse.cdt.gnu.multicorevisualizer" version="0.0.0">
       <category name="extra"/>
    </feature>
-   <feature url="features/org.eclipse.cdt.autotools_0.0.0.qualifier.jar" id="org.eclipse.cdt.autotools" version="0.0.0">
-      <category name="extra"/>
-   </feature>
-   <feature url="features/org.eclipse.cdt.autotools.source_0.0.0.qualifier.jar" id="org.eclipse.cdt.autotools.source" version="0.0.0">
-      <category name="extra"/>
-   </feature>
    <feature url="features/org.eclipse.cdt.testsrunner.feature_0.0.0.qualifier.jar" id="org.eclipse.cdt.testsrunner.feature" version="0.0.0">
       <category name="extra"/>
    </feature>
@@ -84,16 +69,10 @@
    <feature url="features/org.eclipse.cdt.qt_0.0.0.qualifier.jar" id="org.eclipse.cdt.qt" version="0.0.0">
       <category name="extra"/>
    </feature>
-   <feature url="features/org.eclipse.cdt.remote_0.0.0.qualifier.jar" id="org.eclipse.cdt.remote" version="0.0.0">
-      <category name="extra"/>
-   </feature>
    <feature url="features/org.eclipse.cdt.debug.standalone_0.0.0.qualifier.jar" id="org.eclipse.cdt.debug.standalone" version="0.0.0">
       <category name="extra"/>
    </feature>
    <feature url="features/org.eclipse.cdt.debug.standalone.source_0.0.0.qualifier.jar" id="org.eclipse.cdt.debug.standalone.source" version="0.0.0">
       <category name="extra"/>
    </feature>
-   <feature id="org.eclipse.cdt.arduino">
-      <category name="preview"/>
-   </feature>
 </site>