merge branch 'master' into devel
removed 4-space, 8-space str sprinklings throught projection str code
merge branch 'devel' of github.com:quintusdias/pyhdfeos into devel
blah
merge branch 'devel' of github.com:quintusdias/pyhdfeos into devel

Conflicts:
	pyhdfeos/grids.py
add swath metadata support, closes #49
merge branch 'issue49' into devel