[IMP] Add a new field in the configuration wizard for the runbot. Now we
can specify the maximum days for the builds. By default this value was
hardcoded to 30. Now we fetch the value from the configuration
[IMP] Show the specific reference on the build and the branch
[FIX] Try to detect the number of the pull-request
[FIX] Give the name of the build for the update of the commit
[FIX] The runbot is unusable via XML-RPC, allow_none is for json
[FIX] with XML-RPC, we can't serialize a None value
[FIX] Remove the specific reference, this field is useless with the new
implementation
[FIX] Add a new model for the dependencies of a repository. In fact we
need to have a depencency with one specific revision/reference
Merge pull request #3 from matrixise/add_support_bitbucket_and_tags

Add support bitbucket and tags