adding python library to generate Olson to Posix timezone dictionary
look up posix timezone in dictionary from olson tz
include js library to get olson timezone
send olson timezone to python api
updating test
rename to snake case
tests for gen_tz_dictionary
style nits
Merge branch 'master' of github.com:EFForg/OpenWireless into feature/better_tz

Conflicts:
	routerapi/set_timezone
Merge pull request #226 from EFForg/feature/better_tz

Feature/better tz