* 15.06:
Updated name in menu for firmware update
Added exception handling to listen thread join
Render a transparent ghost of the selection when things are selected.
Add changes of 15.05.93 release
Make button tooltip text use the dark color from the palette
Render the build platform grid as a single sided plane
Ignore selection when moving objects due to collision
Use the right offset for object collision after Polygon collision was fixed
* 15.06:
Bump version to 15.05.93
Add a changelog file
add missing width and height to section icon
add missing color to tool_button
add setting for sidebar background color
Make cura_app executable
Move Sidebar so it is on top of everything else
Do not slice if there is any setting with an error value
Start adding some more proper error/warning values to settings
Position the setting tooltip to the left of the settings instead of below
Set version to 15.05.92