refactoring of IOUtils
Merge branch 'master' into Astron
some fixes and not found page
Merge remote-tracking branch 'origin/Development' into Astron

Conflicts:
	BinaryStudio.PhotoGallery.Models/BinaryStudio.PhotoGallery.Models.csproj
	BinaryStudio.PhotoGallery.Web/BinaryStudio.PhotoGallery.Web.csproj
fix inclusions
fixes creches and added new 'not found' page
Merge remote-tracking branch 'origin/Development' into Astron
fixed crash
Merge remote-tracking branch 'origin/Development' into Astron
Merge remote-tracking branch 'origin/Development' into Astron