correctly enable debug logging
style fixes
correctly set debug log level for unit tests
aling numpy version in iomkl Python-2.7.3 easyconfig with others
add checking for presence of patch files required by easyconfigs
skip 'global' tests if any of the single easyconfig tests fails
Revert "correctly enable debug logging"

This reverts commit 2375374e05ab60e5b18493fe9b7f3c1559af3473.
fix globalness
Merge pull request #264 from boegel/patches_unit_testing

Patches unit testing
Merge branch 'develop' into style_fixes

Conflicts:
	test/easyconfigs/suite.py
Merge pull request #266 from boegel/style_fixes

style fixes