#3: new icons in 24x24, 32x32, 48x48 and 64x64
#3: Load all icons in a separate class
#3: Logging + Error handling when loading images
#3: Typo
#3: Icon in 256x256 px
Use a different "magic" database in order to recognize TIFF results correctly
Merge branch 'devel/#3_High_Res_Icons'