Updated package template to v0.4.1 (includes update of astropy-helpers to v0.4.3)
Merge pull request #54 from astrofrog/update-template-0.4.1

Updated package template to v0.4.1 (includes update of astropy-helpers to v0.4.3)
Merge remote-tracking branch 'upstream/master' into gui_from_cube

Conflicts:
	astropy_helpers