MDL-29029 move capability overview to tools

AMOS BEGIN
 MOV [capabilitylabel,report_capability],[capabilitylabel,tool_capability]
 MOV [capabilityreport,report_capability],[capabilityreport,tool_capability]
 MOV [forroles,report_capability],[forroles,tool_capability]
 MOV [getreport,report_capability],[getreport,tool_capability]
 MOV [changeoverrides,report_capability],[changeoverrides,tool_capability]
 MOV [changeroles,report_capability],[changeroles,tool_capability]
 MOV [intro,report_capability],[intro,tool_capability]
 MOV [pluginname,report_capability],[pluginname,tool_capability]
 MOV [reportforcapability,report_capability],[reportforcapability,tool_capability]
 MOV [reportsettings,report_capability],[reportsettings,tool_capability]
 MOV [roleslabel,report_capability],[roleslabel,tool_capability]
AMOS END

lib/pluginlib.php

@@ -342,7 +342,7 @@ class plugin_manager {
             ),
 
             'report' => array(
-                'backups', 'capability', 'configlog', 'courseoverview',
+                'backups', 'configlog', 'courseoverview',
                 'customlang', 'log', 'profiling', 'questioninstances',
                 'security', 'spamcleaner', 'stats', 'unittest', 'unsuproles'
             ),
@@ -367,6 +367,7 @@ class plugin_manager {
             ),
 
             'tool' => array(
+                'capability'
             ),
 
             'webservice' => array(