Merge pull request #37 from ryandevore/master

Check for nil paths
Merge pull request #38 from ryandevore/master

check for empty strings
Merge pull request #39 from ryandevore/master

Fix bug with align right
Remove from pending downloads on error
Merge branch 'master' of github.com:ryandevore/toolbox
Merge branch 'master' of https://github.com/cheesemaker/toolbox