Raise errors for non-ordinary lifting (#20)
doctests
Merge branch 'roed'
improved doctests of fund_domain.py
Finished first draft of families1.py
Merge branch 'master' of github.com:roed314/OMS
Docstrings
Merge branch 'master' of https://github.com/roed314/OMS

Conflicts:
	sage/modular/pollack_stevens/manin_map.py
Merge branch 'master' of github.com:roed314/OMS
finish WeightKAction_fam
minor fixes in the docstrings of manin_map
Merge branch 'master' of github.com:roed314/OMS
Added a copyright notice, minor fixes in space.py
added GPL notices to families{1,4}.py
Added some doc strings to the bottom of space.py
improved docstrings of space.py
Finished doctesting all but 1 function in btquotient.py. Someone with magma needs to do the last one.
Also fixed code so that all but 7 doctests pass.
Merge branch 'master' of https://github.com/roed314/OMS
Merge branch 'master' of github.com:roed314/OMS
Merge branch 'master' of github.com:roed314/OMS