* apply patch from [#CORE-7521] (paint fails silently if a file could not be opened)
* apply patch from [#CORE-7311] (fix and improve resource and UI) in modified form
New resource strings are involved => please check translations
svn path=/trunk/; revision=60850
* Stretch/Skew dialog fully implemented (skewing not yet functional), please check translations
* pre Windows Vista MSPaint palette selectable via menu entry
* Attributes dialog supports setting width and height in inches and cm also
* drawing functions improved
* some variables grouped into structs
* Changed SendMessage(... WM_PAINT ...) into InvalidateRect(...), this is the way it should be and it fixes half of the repainting bugs
svn path=/trunk/; revision=59954