added new datasource
Finished event collection
updating documentation
removed old datasource
updated tests and severity mapping
added mock library
update fields
fix tests
fix documentation and powershell code
fix JSON generation
update event fields
add max age parameter
Merge pull request #175 from ssbunyk/feature/EventLog

ZEN-11384: Eventlog monitoring using cmdlets.
Fixed Description field for WinService component on 4.1.1

The scope of ZEN-11825.
Merge remote-tracking branch 'zenoss/develop' into develop