formatting using eclipse defaults
targetting android sdk 20 (updating to most recent)
Merge pull request #4 from cesine/updateSdk

suggestion: Update sdk
bringing in more gitignore for android from

https://github.com/github/gitignore/blob/master/Android.gitignore

plus some extras for mac/linux devs
Merge pull request #5 from cesine/gitignore

suggestion: bringing in more gitignore for android from