Added check for whether a player has been selected more than once when creating a game
Merge pull request #154 from blackshadowshade/150_self_game

Do not allow games against yourself
* vagrant configuration to work with Amazon AWS
* install and customize login accounts for chaos,james on vagrant nodes
* have vagrant install puppet locally rather than try to load it
  via the filesystem
Merge branch 'master' of github.com:buttonmen-dev/buttonmen into tkt-133
* require the player to specify the desired attack type
* add second SSH key for james
Merge pull request #155 from cgolubi1/tkt-133

vagrant configuration for AWS alpha site
Merge pull request #156 from cgolubi1/102-attacktype

require the player to specify the desired attack type
Merge from upstream/master, with manual conflict resolution
Merge branch '101_autopass' of https://github.com/blackshadowshade/buttonmen into 101_autopass