Umstellung auf Ruby 1.9 und Rails 3.2
Merge branch 'master' into rails_3_ruby_19

Conflicts:
	Gemfile
	Gemfile.lock
[Bugfix] Log-Encoding-Handling fixed
[Testfix] fixed some testbugs created by rails3/ruby19 migration
[ruby19][rails3] alle Specs grün
[rails3] GUI läuft jetzt mit Rails 3
[rails3] Views korrigiert
Search fixes

* prevent unwanted jumping to top with empty query (seen on Firefox)
* allow URL hash modification (for bookmarks, currently delayed until
next update)
Statistics overlay for projects

Conflicts:
	app/models/build.rb
	app/views/layouts/application.erb
	app/views/project/index.erb
	config/routes.rb
runde Ecken für Log-Overlays
nicht funktionierende Cucumber-Tests deaktiviert
no rails env please