tigefa Redmine

Fixed: wrong url for wiki syntax pop-up when Redmine urls are prefixed.

Fixed project visibility when memberships inheritance is enabled.

Subprojects roadmap shows parent project versions (unless versions inheritance was disabled in settings).
Parent project roadmap shows versions of all subprojects.

Subprojects inherit versions from their parent project (can be disabled in Admin -> Settings -> Projects).

Subprojects inherits parent projects members (can be disabled in Admin -> Settings -> Projects).
Eg. if B is a subproject of A, a user with a role on A will automatically have the same role on B. It can be overridden by assigning a different role manually to this user on B.

Non-ascii attachement filename fix for IE.

Added details by assignees on issue summary view (Hans Yoon).

Translations:

* Finnish added (Antti Perkiömäki)
* Traditional Chinese updated (Shortie Lo)
* Russian updated
* Polish updated (Mariusz Olejnik)
* Korean updated (Hans Yoon)
* Japanese calendar fix (Nobuhiro Imai)

Removed unused 0.6 branch.

Added project_inheritance work branch.