Exclude log4j from geowebcache webapp

This is a fix for https://github.com/georchestra/georchestra/issues/647.
Merge pull request #712 from jesseeichar/geowebcache_-_log4j_config_error

Fix for Geowebcache log4j config error
geonetwork - fixing sonatype repo url
Merge branch '14.01'

Conflicts:
	geonetwork
Clean up cas configuration files.

Removed all properties and configuration files that are not used.
Merge pull request #713 from jesseeichar/clean-up-cas-properties

Clean up cas configuration files.