log when bee is disabled
added custom timings for feeder dispatches
updated feeder to run dispatchers within own greenlets
updated webapp to support new config file format

updated beekeeper to support activation range and other new parameters

make sure the bee is dispatched after each interval
added time range validator
updated beekeeper tests to use new config
Merge pull request #122 from czardoz/master

configurable traffic pattern, closes issue #93