Added notification support for Android, inline documentation added for elements from last commit

Merge branch 'master' of https://github.com/tshedor/OpenBlock-Mobile-App

-Added preference selection at launch, uses modal window - focus group requested more customizable, recognizable features - still need to style the explanation a little better

Update README.md

Updated/Styled ReadMe, Android Window, bug fixes

Spacing

Android maps note

Added customization/setup/documentation, little legal and credit. More to come, but I'm away from my original computer with the Git repo. So this will also be styled better.

Update README

Put remindToRate back in

More misc changes

Misc changes

First commit