Added preference for server address (preference is available but not used yet).  Also removed an unused file.
Not tested: Implemented use of preference for server address.
Removed URL log messages.
Merge branch 'server_preference'

Conflicts:
	CypherSydekick/src/com/github/tbporter/cypher_sydekick/chat/ChatTask.java
Merge branch 'master' of https://github.com/tbporter/Cypher-Sydekick