Merge branch 'hotfix/fix-link-to-project-admin'
fabfile:  Fix path for database_download
Return 404 to google for existing bad forum links
fabfile: First working postgis_database_dump and postgis_database_restore_1_5 for clean dumps/restores
Add cannonical links to project sheet's needs and discussions to avoid url count explosion on google
Merge branch 'hotfix/2013_07_03_seo' into develop