MooseFSTool: PY3 compatibility.
MooseFSTool: PY3 compatibility for pwd gen tool. Fix of chained comparison in pwd generation script.
MooseFSTool: Fix of chained comparison in pwd generation script.
MooseFSTool: Adding py3k compatibility for moose_lib py3 xrange according to docs is same as py3 range.
MooseFSTool: Typo in cfg edit.
Merge pull request #31 from vladimir-automation/master

Py3 compatibility and small corrections.