* create repositories cache directory if it doesn't exists (default to RAILS_ROOT/tmp/scm) git-svn-id: http://redmine.rubyforge.org/svn/branches/nbc@1906 e93f8b46-1217-0410-a6f0-8f06a7374b81
* create repositories cache directory if it doesn't exists (default to RAILS_ROOT/tmp/scm) git-svn-id: http://redmine.rubyforge.org/svn/branches/nbc@1906 e93f8b46-1217-0410-a6f0-8f06a7374b81