Merge pull request #421 from JoesCat/master

choose one nameslist library if both of them are found
issues/417: Fix command key modifier detection

Command key can now be optionally used on the mac osx.
Merge pull request #422 from monkeyiq/2013march/issues/417

issues/417: Fix command key modifier detection
issues/414: Prompting the user to Save As after autosave file is restored
Merge pull request #423 from monkeyiq/2013march/issues/414

issues/414: Prompting the user to Save As after autosave file is restored
fix for Irix compiler complaint

Irix complains about void* pointer. Brackets required.
See Re: [Fontforge-devel] problem in contextchain.c, 2013mar12