Misc fixes
Prabhu Ramachandran
Branch: prabhuramachandran/pysph:misc-fixes
Branch: pysph/pysph:master
Merged
Merged pull request
Merged in prabhuramachandran/pysph/misc-fixes (pull request #299)
Merged in prabhuramachandran/pysph/misc-fixes (pull request #299)
Remove a missed old import.
Simplify show functions in the geometry package.
Add some documentation on viewer issues.