Merge pull request #94 from jaredbischof/master

Added Public field, fixes and updates to documentation, bug fixes
python lib: added node query function
python lib: uploader can now use file objects
python lib: uploader can now use file objects
python lib: added acl management, added more filename control
Merge pull request #95 from teharrison/master

python lib additions
bug fix for logger
Merge pull request #96 from wtangiit/master

bug fix for logger
copy session per query for mongodb access
update for last commit (DB.EnsureIndex)
remove an unneeded line
Merge pull request #97 from wtangiit/master

copy session per query for mongodb access