- lcd.config: do not display MAG.P without MAG
- lcd.telemetry page3: fix bug http://www.multiwii.com/forum/viewtopic.php?f=8&t=5527
+ lcd.telemetry: make items in pages 1,2,9 user configurable



git-svn-id: http://multiwii.googlecode.com/svn/trunk/MultiWii_shared@1696 02679b44-d973-9852-f2fa-63770883b36c