Added protected call for statistics computation
Added ternary operator when computing statistics
Added error message when mixing not-string and string keys in persistent_table objects
Silent fault tolerance when non reduce jobs
Added .dir-locals.el for emacs
Updated dir-locals
Updated persistent table to allow lock and unlock methods
Updated travis
Updated travis to compile luamongo with legacy-0.9.0 version of mongo-cxx-driver
Updated travis to compile luamongo with legacy-0.9.0 version of mongo-cxx-driver
Updated travis to compile luamongo with legacy-0.9.0 version of mongo-cxx-driver
Merge pull request #12 from pakozm/devel

Devel pull request