fix bad indentation in READTHEDOCS check

Closes #401
Merge branch 'master' into master-HPC
More decent path handling

Conflicts:
	webapp/graphite/metrics/views.py
	webapp/graphite/render/datalib.py
Revert "More decent path handling"

This reverts commit 3ec5c866f4ea1f1a1034673e581e7cf6405414d1.