Remove whitespace
Add and set EngineKeyDistance ControlObject in keycontrol.cpp
Compute distance to the nearest key and return it along with the key in a QPair object
Display the distance to the nearest key WKey widget. Currently it is displaying the same value for both loaded tracks. Haven't figured out how to solve this
Modify WKey constructor to take a const char* as a first parameter
Implement parseEngineKey method to create a WKey widget
Use a ControlPotmeter instead of a ControlObject for visual_key_distance and store the cent difference as a double
Make the display of cents configurable from the skin
Fix conflicts with master
Merge pull request #215 from badescunicu/feat_1258624

Visualize distance to a key when pitch shifting