Added DateFields proc w accompanying tests.
Merge pull request #26 from comperiosearch/dev_htb

Proc restart, Timer, moved out elasticsearch.py
Merge branch 'dev_htb'
Merge branch datefields.
Before testing
Controller, HttpController, PipelineController
Changed to ThreadingTCPServer
Fixed bugs after refactoring some get to _get way back..
Fix yet two more logic breaches to 'checked'
Fixed bugs after refactoring some get to _get way back..
Controllers and controller refactoring into submodule 'service'.
Merge remote-tracking branch 'origin/master' into controller
Merge pull request #27 from comperiosearch/controller

Controller
Proposed changes to time lib and dateexpander (prev. datefields proc)
Minor fixes.
Merge pull request #28 from comperiosearch/dateexpander

Proposed changes to time lib and dateexpander (prev. datefields proc)