Adds suport for variadic get_all on the server.
Adds variadic get_all to the python driver.
Adds a json term to the server.
Merge branch 'next' into json_term
Make json term accessible to the outside world.

Also make things work in the python driver.
Adds json term to javascript driver
Adds test for json term.
Adds docs for json term.
Makes tests for getAll pass.
Return the json that failed to parse in the error.
getattr -> get_field
adds variatic get all to JS driver
enable variadic get all JS tests
tests pass, improved error messages
fix syntax error in JS getAll test
added tests
updated docs
fixed ruby driver bug in 1.9
works (supposedly)
insert tests