Added commands to proxy

Exceptions now close the offending connection
NNTP Proxy fix

Removed invalidate from exception
Fixed typo in schema.mysql
Fixed bugs in NNTP Proxy

Actually print status line for LIST ACTIVE
Added connection identifer (local port of connection)
Tidied up constructor so that all instance attributes required in
destructor are initialised early on (before an exception can occur)
Merge remote-tracking branch 'upstream/dev' into dev

Conflicts:
	db/schema.mysql
	misc/update_scripts/python_scripts/nntpproxy.py
Reordered site entry for nntpproxy
Merge pull request #968 from greenbender/dev

NNTP Proxy fixes
added default conf to nntpproxy.py
Merge branch 'dev' of github.com:nZEDb/nZEDb into dev

Conflicts:
	misc/update_scripts/python_scripts/nntpproxy.py
updated for nntp proxy fix
added nntp proxy connect to info
removed check in stage 3
possible fix to tablepergroup invalid nzbs
added option to delete_releases.php to delete newer than releases.adddate
Merge pull request #162 from nZEDb/dev

Dev