Fix lineup of copyright lines
and module names and other bits of formatting and typos in headercomment sections.
Welcome 2015
Change copyright statement to reflect reality
Fix some wrong escapeshellarg() calls
Add escapeshellarg() calls on exec parameters. While I'm here, replace some exec() calls by php functions like symlink, copy, unlink, mkdir
Add {} between variables inside quotes
Use the pid of the process for the tmp file also prepend ovpn_ here to make it clear
Fix cisco-avpair processing, and route processing from avpair replies.
Remove left-over from copy-pasto
Import OpenVPN cisco style radius attributes applying policy to logged in users. Feature #2100