Added effect for BusLeft BusCenter and BusRight, fixes Bug #1326658
Merge remote-tracking branch 'upstream/master' into bus_effect
switched to LeftBus and Rigt bus in Shade skin
Implement switch type parameters
Create a base class for EffectParameterSlot and EffectButtonParameterSlot to avoid duplicate code
Move updated() signal to EffectParameterSlotBase
Use EffectParameterSlotBasePointer inside WEffectParameter
Display labels for button parameters; also create a base class for WEffectParameter and WEffectButtonParameter to avoid duplicate code
Fix DOM element's name (Parameters --> ButtonParameters)
Set kEffectDebugOutput to false
Do not delete analyzer data if track does not provide valid alternatives
Remove ASCII art from headers
Merge pull request #284 from daschuer/reload_bpm

Do not delete analyzer data if track does not provide valid alternatives
Merge pull request #281 from badescunicu/switch_type_parameters

Effect Button Parameters
Merge pull request #273 from daschuer/bus_effect

Added effect for BusLeft BusCenter and BusRight, fixes Bug #1326658
Merge branch 'master' of https://github.com/mixxxdj/mixxx into coverArtSupport

Conflicts:
	src/trackinfoobject.cpp