Changing p to page for more compatibility

Newznab uses page NOT p var - previously installed rewrites
will not rewrite properly for everyone 
Changing p to page for more compatibility

Newznab uses page NOT p var - previously installed rewrites
will not rewrite properly for everyone
Added info for nginx rewrite changes
Changing p to page for more compatibility
Merge pull request #26 from ruhllatio/master

Tested to work perfectly for nginx under /var/www/newzdash
Merge pull request #27 from jangrewe/master

Replace Placeholder with "Last Update Duration"
Update README.md
Output correct update duration
Merge pull request #28 from jangrewe/patch-1

Output correct update duration
Fixed the Dashboard link going to root dir.
Fix attempt #2 for dashboard link
add logic for editing newznab-tmux config file