Format-Helper for "timestamp" and "links"

FormatHelperFactory
normalized calls in grid and key-value
issue #21
Remove unused init in action
Fix acl problem in revocation test
Merge remote-tracking branch 'dsiebeck/feature/webui' into feature/webui

Conflicts:
	core/webui/htdocs/js/oxi/namespace.js
Add formater for cert status
Fix bug in format.js
Test issuer link in certificate page