Brown -> Steel for now updated savedBuilds Width
Drag and Drop, WIP
New MahApps.Metro version + small tweaks

*Updated to the newest version of MahApps.Metro.
*Changed the look of Tab headers
*Changed the font size of attribute texts to better fit
*Fixed loading widow progress bar size
Added a bunch of functions to the menu

*Added: Some menu functions such as Save As, undo, redo etc
*Clean-up: Changed some method names to better fit what they do.
*Clean-up: Extracted some functionality from "click methods" to new
methods. Click functions should only be called from the xaml.
Smooth scrolling for attribute listbox
Drag and Drop

Drag and drop are now working. After each move the builds are saved to
file.
Removed buttons and moved functionality to menu
Hidden Help from menu
Fixed problem with left background in zoom mode
Brown -> Steel for now updated savedBuilds Width
Fixed merge conflict
Fixed merge conflict
Fixed Merge conflict
Merge branch 'SpaceOgreMergeBranch'
Fixed flyout position after recent merge
Added correct 'Copy to Atrributes' function call
Added skill tree update on class change and tree reset (wasn't before)
Margin fix
Merge remote-tracking branch 'remotes/PoESkillTreeSource_EmmittJ/master'