Merge pull request #8 from BRAINSia/FixVTK6WritingOfVTPFiles

ENH: Update to allow VTK6 or VTK5 writers.
BUG:  Script path was hard-coded to unlikely path

The path specified ws likely only available on the
original developers computer.
ENH: Ignore the pycharm internal directory

PyCharm is a nice editor, but it places a .idea directory
in the main source tree.
BUG: Pathing to qry files fixed

The pathing to qry files would fail when checking
for existence of default directories, even when the
default directory locations did not exists.
DOC: Revert comment for help

Comment variable was changed that should have been
preserved with old value.
Merge pull request #9 from BRAINSia/FixPathSearching

Fix path searching