Remove chat log from frontend

This commit is a preparation for moving the chat log into ACP
Merge branch 'master' into protocol

Conflicts:
	acpMenu.xml
Fix acp menu item link for message log
Add message log to ACP.
Fixup last commit #495680c3d359e504186c

These changes should have been in the last commit too.
Prepare messageLog.tpl for using tab menus

This is work in progress, currently not a single message is being
displayed
Display messages in their appropriate tab.
Fix formatting

I keep forgetting these rules ...
Merge branch 'master' into protocol
Implement Ajax-loading of message protocol
Improve message log
Fix Code format
Add text/plain download of chat log
Add forgotten template and fix permissions
Fix triple-typo ... this should fix the permissions
Merge branch 'protocol'