* Major changes since version 0.3

--nonewpkgs option to disable fetching of new packages by update if there is
an entry newpkgs=yes in configuration file

'fetch' command 
It will fetch all branches and will store them in 'origin' remote. You can look
at it as an faster version of executing 'git fetch' for every local repository.
It is equivalent of 'update -b \* --nownewpkgs' 
