Removing tarball as option for build input; does not exist.

Dependencies

• [2] JTRG7RDQ add support for git as jobinput
• [3] FXW2UR7F initial bzr support
• [4] O25D52TA initial support for mercurial
• [5] VJ7KT7XZ remove cvs from list because it is not implemented yet
• [6] IK53RV4V
• [7] 2WUNXJGW Hydra/26: Go back to using "svn export" as default for svn, added svn-checkout type for jobset which need .svn dirs. export is much more efficient

Change contents

• edit in src/root/common.tt at line 12
  [2.5914]→[3.2885:2927](∅→∅),[3.2885]→[3.2885:2927](∅→∅)
  − , "tarball" = "Download of a tarball"