Check for nil before attempting to dock with a starport
Only consider ships with ATMOSHIELD if there are no vacuum starports.
Merge pull request #25 from lwho/FixGliese876Crash

Only consider ships with ATMOSHIELD if there are no vacuum starports.
Deleting some files that were resurrected by the #2058 PR.
Merge remote-tracking branch 'fluffyfreak/Cleanup' into HEAD
Fix VS2010 build & uninitialized values
changelog update
use good maths in terrain frag (finishing 913e1867)
Merge remote-tracking branch 'fluffyfreak/FixGliese876Crash'
Merge branch 'eclipse' of git://github.com/zugz/pioneer into eclipse
Merge branch 'master' of https://github.com/pioneerspacesim/pioneer into eclipse