added Volley networking library
created new BaseActivity class
RankingsActivity now extends from BaseActivity
reworked some styles and RankingsActivity's layout
created PlayersActivity
created player activity
PlayerActivity now gets a Player object through its Intent
PlayerActivity now displays its Player to the screen
Network with Json on Ranking activity

omg
abc order in tounrey class

:dancer:
Json can construct a player
JSON list finished
connected views to ranking activities

yee
players now shown in rankings list
RankingsActivity now uses a ViewHolder
removed padding from view
removed toast for success
style ranking list view
finished styling, decimal for rating
ranking activity clickable