fixes missing link in redirection page

adds error texts for 401 message (for later use)

adds application level issue sorting (fixes #19)

adjusts colors for version tags to make more sense

adds tooltips to versions in nav menu

adding a new project redirects to the projects overview (because we do not retrieve the ID of the inserted project yet)

(0) -100 -30 -10 -6 +6 +10 +30 +100 tip

mercurial