Add missing directory.
Add .gitignore.
Merge pull request #1 from QuLogic/master

Finish git transition.
Merge remote-tracking branch 'origin/devel'
Merge remote-tracking branch 'origin/devel'
Merge remote-tracking branch 'origin/devel'
Merge remote-tracking branch 'origin/devel'
Merge pull request #9 from geodynamics/devel

merge from Devel
Merge pull request #11 from geodynamics/devel

merge Master and Devel
Merge pull request #12 from geodynamics/master

merge Master into Devel