pfSense

Adding gui to choose media options for interfaces.

Fix config sync issue. Resolves #1547 Fixed-by: Ermal

Fix clearing of PPTP/PPPoE/L2TP server raw logs. Fixes #1340

Correct password variable name for input validation test on PPTP users. Fixes #1239

Reject alias names that are too long. Fixes #1510

Fixes #1514. Differentiate in the carp settings between layer7, limiter and queues so layer7 and limiters do not rely on queues being active.

Micro optimization.

Fixes #1522. Call interface reconfigure so we bring down the interface and than re-configure it.

Ticket #1534, #1433. Remove custom sync code for vip, since it array_merge() replaces same keys data when merging. But make the code for reloading only changed vips after merge better and some more checks.

Ticket #1534, #1433. Properly merge carp interfaces and do not reload carp interfaces that have not change any configuration parameter. Also make merge_config_section_xmlrpc() an alias for restore_config_section_xmlrpc() since that what it is.