enigma2 20130314 (master) -> 20130424 (master)

enigma2 20130314 (master) -> 20130424 (master)
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- switched to more flexible, python-based servicelist implementation with more options (thx to merlin team!)
- filter out non printable characters from DVB texts (epg, now/next, servicenames)
- MiniDLNASetup: fixed broken kill/restart and added possibility to force a full resccan
- some hardisk/storage manager cleanups/fixes
- fixed rtsp stream synchronization
- fixed multimedia subtitle memory leak
- removed workaround to disable multimedia subtitles
- activate fwd/rwd buttons in browser
- some hbbtv fixes (allow extension of hbbtv <object> via Element.prototype)
- fixed broken http/https streaming after browser has been used
- added new epgcache option to keep and collect outdated events (disabled by default) to show outdated events of a service you can press "long" info or press menu in single epg-list of a service
- take care of configured epgcache timespan on cleanloop run (every minute)
- added some (deprecated) wrapper functions for some gui functions which were removed in 20130314 tarball
- vertically center texts in configuration dialogs
- allow to set left/right offsets for configuration lists (demo in skin-default.xml)
- added possibility to disable wakeup from standby on zap-timers via usage config