activated XML comment compilation
added stubs for desirable methods
added more method stubs
implemented BitmapTools without tests
added comments, implemented SetPaletteToGrayScale
implemented BitmapExtension except the filter methods
Merge branch 'master' into 2013-01-29_bitmaptools
Merge branch 'master' into 2013-01-29_bitmaptools
added *.user to .gitignore
implementation of FillWith(..) and ApplyFilter(..) extension methods
Merge branch 'master' into 2013-01-29_bitmaptools
added test cases for BitmapTools
bugfix channel order in BitmapExtension.CopyFromArray
bugfix channel order in CopyToArray, FillWith, ApplayFilter
added test cases for BitmapExtension
Merge branch 'master' into BitmapTools_2013-01-29
changed header to XML style
Merge branch 'master' into BitmapTools_2013-01-29

Conflicts:
	.gitignore
added more test cases to BitmapTools and BitmapExtension
fixed issues in BitmapTools and BitmapExtensions