Increment assembly version
Fixes #252, DatabaseFlavour values should be powers of two
Allow MenuPart to optionally list hidden items.
Merge branch 'master' of github.com:n2cms/n2cms

Conflicts:
	build/n2.proj
Fixed submenu positioning after refactoring
Merge branch 'master' of github.com:n2cms/n2cms
Tweaked css for IE8
Fixed some IE8 issues
Refactored inArray
Fixed an issue with csvimport
Tweaked version coloring
Added icon indicators for various states (fixes #257, fixes #239)
Merge branch 'master' of github.com:n2cms/n2cms
Fixd some links in the files management
Branch info icons localization and tweaks
Fixed issue when creating directory
Assembly version 2.5.2.1
Changed folder initializer visibility and overridability (fixes #246)
Polished installation experience
Automatic redirect when first installing