PT46959457: IM Messages not being logged

- log messages in /opt/openfire/logs
PT-47008679 - Add reset keys button to ui
PT46959457: IM Messages not being logged

- log messages in /opt/openfire/logs
Merge branch 'release-4.6' of github.com:dhubler/sipxecs into release-4.6
PT47295593: Remove ACD Agent Supervisor tab in edit user page
PT46835537: Can't always set ftp upload directory

- use net/ftp ruby library for backup / restoring to ftp server
- decide on the library to use ftp / sftp based on input uri; instantiate SftpFileManager and FtpFileManager acordingly
- improved UI ftp / sftp URL setting description
PT47250241: Change Login Page to use Password not PIN
XX-7655: Call filters are not working as expected in CDR historic page

- relax From/To CDR searches to allow external numebrs also for admin users. For regular users filter remains the same
Merge branch 'XX-7655' into release-4.6-unstable

Conflicts:
	sipXconfig/neoconf/src/org/sipfoundry/sipxconfig/cfgmgt/ConfigManager.java