Gcdt

Added
- added scaffolding mechanism
- use MIT LICENSE (253)
Fixed
- tamed greedy lookup (258)
- kumo fixed deprecated pre_hook (259)

Added
- included plugin documentation
- gcdt_config_reader for json config files (218)
Fixed
- ramuda bundle includes settings_<env>.conf file (249)
- minor improvements from code review sessions (230)
- missing environment is not properly handled (248)

Fixed
- fixed ramuda vpc config handling (225)

Fixed
- kumo docu bug (183)
- servicediscovery timestamp localization issue (217)
- ramuda bundling issue (225)

Added
- moved hocon config_reader to plugin (150)
- split gcdt_lookups plugin from config_reader (150)
- improved slack plugin (webhooks, consolidated msgs) (219)
- extracted bundle step into bundler plugin (150)

Added
- moved to std python logging + activate DEBUG logs via `-v` (175)
- std. gcdt lifecycle (152)
- removed glomex_utils as installation dependency (152)
- cloudformation utilities need awsclient (see kumo documentation) (152)
- plugin mechanism (152)
- moved datadog and slack reporting functionality to gcdt-plugins (152)
- cmd dispatcher + testable main modules + tests (152)
- migrated boto_session to awsclient (152)