FEEL frontend - v. 1.9.2 released

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Version 1.9 (19/10/2015) -> 1.9.2 (29/11/2015)
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NEW FEATURES
– Video/snap loaded in background => max. UI responsiveness
– "check for updates" feature
– "service mode"
– MAME/MESS 0.162+ machine support (-listsoftware integration)
– rom description cleanup
– search toasts
– changelog (shown after update or from menu)
– new menu organization and design
– new UI widgets (scrollable text)
– async tasks complete refactoring
– parent videosnaps used on clone games (if clone one is missing)
– snapshot black background enable param

BUGFIXES
– unprintable chars crash fix
– missing custom image fix
– missing emulator_path fix
– toast display fix
– bad videosnaps exception trap
– rom list correctly positioned after order change