removed unused dependencies
minor doc corrections (hope drone.io will build the master branch if I make a commit on it)
redis drivers
Merge branch 'shared_balances' into redis
merged work on new subject debiting
fixed span stress
Fixing default import files, SQL correction in tp_actions tables
Bug fixup in mediator not loading the cdrDb
Renaming RateSubject into RatingSubject to better reflect it's purpose
BUG fixup - StorDB close looping
more tests
use matched subject in call cost information
ore tests and small fixes
fixed broken test
get cost call duration fix
Action bug fixup, fix cost field in stor db
simplified mediator call duration and more logging
Merge branch 'master' of github.com:cgrates/cgrates
even more logging
fix for bad timespan