Added partial groups connectivity
Added accept and decline functionality for invite
Implemented Groups ListView and related PHP
Groups and invites are now displayed properly

Fixed multiline spinner issue
Images used to display functional spinner
Fix for unique users

Fix to prevent the same user to be invited to the same group twice.
Added more checks for group create

Group Creation now checks for blank users, and that you aren't adding
yourself to the group
Deleted some unnecessary imports
Uploads Basic Info and Abilities to remote DB
Initial ViewGroup
Revert "Initial ViewGroup"

This reverts commit 8c2241857fde8d2fb253aca7f4b996eeb7985df6.
Revert "Revert "Initial ViewGroup""

This reverts commit e542838dfe18d1e594d33b895a6480db874857f7.
Merge branch 'GroupsBranch' of https://github.com/MinionApp/minion into GroupsBranch
Enabled  the character data to be updated
Fixed Strings in XML

Changed hard coded strings to use strings in the values folder. Changed
logic in Group Create Activity so that the first error message is not
hard coded in the XML,
Merge branch 'GroupsBranch' of https://github.com/MinionApp/minion into GroupsBranch
Fixed the way invites work

Invites are now tracked separately from group membership
Deleted unused files
Deleted unused buttons in HomeActivity
Fixed SaveSharedPreferences to provide username
Fixed so now GM is considered part of group

Aligned the elements in the group creation screen
Added logo to Home screen
Added clarification to ViewGroupActivityTest