Merge pull request #22 from aelx311/alex_branch

1. Added a splash screen/loading screen. Main purpose of this is to make sure the device is connected to the internet.
2. Added functions to check internet connection.
3. A dialog with two buttons: "Settings" - Brings up Settings page to enable internet connection. And "Try again" - Restart the application.
Merge pull request #23 from aelx311/alex_branch

added feature to grab current location of the device
Added comments.
Added comments.
Merge branch 'david-comments' of https://github.com/aelx311/austin_recycle into david-comments

Conflicts:
	src/com/cs371m/austinrecycle/MainActivity.java
Merge pull request #24 from aelx311/david-comments

Some Comments
commit stuff from personal laptop