Add new command to open URL in new Incognito window
Merge pull request #6 from omgitsads/open-in-incognito

Add new command to open URL in new Incognito window
Add print version command
Update README
Add .gitignore
Merging in the 1.1.0 changes from upstream/master
Fixed another 10.8/10.9 incompatibility in the incognito support.