Added some GUI wide error reporting
Added two globals: Ω (LAN) and Inc.
Ω (LAN) is the longitude of the ascending node.
Inc is the inclination of the orbit with respect the equator.

These globals are necessary to describe an orbit completely.
Added more globals
In particular:
 - Navball.Heading
 - Navball.Pitch
 - Navball.Roll
 - Navball.OrbitalVelocity
 - Navball.SurfaceVelocity
 - Navball.VerticlaVelocity

Renamed Craft.Inter1.sep -> Craft.Inter1.Sep
Renamed Craft.Inter2.sep -> Craft.Inter2.Sep
Updated globals.mkd to include the new globals
Updated information on globals
Added {body}.SIO.Δt global