Ship targeting
Add a level node in hierarchy, started adding camera but commented until working.
Pan and zoom.  pretty manual, probably a better way.
Hud, levels, planets
Planets spawn units
Storyboard experiments
Add a second scene and wire up programmatic view controller actions.
Fix unit generation and add circle selection
Rudimentary selection.
Add a playground.
Factions
Add geometry helper and fix circle selection.
gitignore update
Start a planet branch, try a pull request.
Merge pull request #1 from sbuessing/Planets

Start a planet branch, try a pull request.
Change storyboard from adaptive to layout.
Add a few more levels and segues to storyboard.  Learn for myself why I will eventually drop storyboard for programmatic.
Nits
Merge branch 'master' of https://github.com/sbuessing/swif
Rotating galaxy, sort of
Units knock out units.
8 bit explosions