Added optional start & end (date-time) arguments to cuahsi/wof/core.py/get_values()
Merge branch 'master' of git://github.com/emiliom/ulmo
add note about easy_install and fix some grammar in the install docs
Merge branch 'master' of git://github.com/emiliom/ulmo
misc cleanup: whitespace & pep8
misc cleanup
add basic test for cuahsi.wof start/end dates
pep8