RequestPendingClientActivity

Closes #88
- Adds the layout for RequestPendingActivity subclasses
- Adds RobotoThinHeadline style
- Adds RequestPendingClientActivity subclass
- Fixes first time missing geo bug in GoogleLocationServiceActivity
- Changes LoginActivity to use FirstName
- Removes PendingPaymentActivity
- Corrects query for unfinished requests
- Fixes formatting in CustomTextView