change requirements to include setuptools as ez_setup.py isn't importing correctly.
added pip to requirements
added TCI to master
added test discovery file
word change
incremented version. removed pylinac version import from setup
pip properly removed from requirements. reqs in setup.py explicitly named
attempt for setup.py to actually work properly for once
setup is stupid
renamed demo files dirs to demo_files
included package data explicitly
updated changes
added init file for tools dir for proper testing
Merge remote-tracking branch 'origin/master'

Conflicts:
	CHANGES.txt
	pylinac/__init__.py
	pylinac/starshot/demo_files/demo_starshot_1.tif
	pylinac/starshot/demo_files/demo_starshot_2.tif
	pylinac/starshot/starshot.py
	pylinac/vmatqa/vmat.py
	setup.py
	tools/__init__.py
	tools/test_all.py
added CBCT module to README
Merge branch 'develop'
updated cbct in readme to include manual link
added keywords