[Redmine] Add support for Redmine 1.0 with changesets
Revert "[Redmine] Add support for Redmine 1.0 with changesets"

This reverts commit a663e6720a8d811081d3be0e172551aea742ff04. It
doesn't get all changes. Tested with
https://devel.gvsig.org/redmine/issues/1617.atom
[Redmine] Add support for Redmine 1.0 with changesets
[Redmine] Handle KeyError exception when author is not available
Fix #55. Options read from conf file were overwritten
[Redmine] Fix error getting the root of the URL
Merge branch 'redmine_1_0_changesets'

Conflicts:
	Bicho/Config.py