RGBMatrixEditor - fix crashes when test is running
rgbmatrixeditor - fix crash when changing run order or direction when test is running
Add id attribute to questions and answers so they can be directly referenced
Profile Editor: added missing code to show/save a relative channel's sensitivity
Adjusted Modifiers Templates
Merge pull request #335 from tornel/modifiers

Adjusted Modifiers Templates
Simple Desk: channel groups are now correctly updated

Fixed crash on channel group input source check
Virtual Console: set page = 0 to widgets not belonging to multipage frames

This solves an issue found on widgets copied from a multipage frame.
The widget page stayed forever wrong without a way to fix it.
Merge pull request #334 from plugz/rgbmatrixeditor-fixcrashes

Rgb matrix editor -- fix crashes
Updated input profile editor documentation with relative settings
Updated translation files (UI module changed)
Monitor: it is now possible to set a background picture for each function
Documentation: updated Monitor 2D View doc
Monitor: improved background picture file open dialog

updated translations