Created new application for MySQL database access
Added connection pooling and user role support
Added connection pooling and user role support
Merge remote-tracking branch 'origin/mysql' into mysql

Conflicts:
	sensible_data_service/db_access/mysql_wrapper.py
Added connection pooling and user role support
Added connection pooling and user role support
Fixed issue where all fields were added as strings
Fixed several bugs
Fixed several bugs
Merge branch 'mysql' of https://github.com/MIT-Model-Open-Data-and-Identity-System/SensibleData-Service into mysql

Conflicts:
	sensible_data_service/db_access/mysql_wrapper.py
Added per probe authentication
added json to csv parser
Merge branch 'mysql' of https://github.com/MIT-Model-Open-Data-and-Identity-System/SensibleData-Service into mysql
removed date from calllog
added facebook type
removed checking of the sensible token
added json to csv parser
removed date from calllog
added facebook type
Renamed database wrapper class