Added the new EventLogger Class and the unit test, all seems to work

TODO: Integration in the LDAP Library
Extract interface for LdapModeChecker
Extract LdapUserManipulator Interface
Renamed the unit test class with post fix "UnitTests"

Added the unit tests for factory classes
Added loggertype and the integration, all seems to work fine
Integrated the logType form outside and in the standard LDAP configuration
Resharper clean code
All test Passed
All Build
Merge pull request #8 from Apex-net/EventViewerLoggerAdd

Event viewer logger add