Changed values for triangle, star and square shapes
Merge branch 'master' into shapespray
Open picture menu shows now previews of pictures
Added scrolling to picture open menu
Added actual image loading

- removed getImage from LoadImage (not needed)
Removed content from the load menu buttons (x)
Fixed newest images show now first
Fix if no previous or next images found don't change image load buttons
Optimised shapes for different thicknesses

Changed iterationvalues and magnifyvalues
Changed cursor pressing colors
Added thickness changing
Added hover state to cursor when drawing

- changed hover states background color
Added throwpaint case

Used paintsplatter to make a new brush.
Merge branch 'controls' into shapespray

Conflicts:
	motion-paint/MainWindow.xaml.cs
Fixed brush name of throwpaint

Wrong name for the brush.
Fixed picture loading if there is no pictures or a folder