Number of players are now configurable
Added form for multiple players
Updated layout for create game
Start of X player whist.
Missing functionality to show which user(s) are bye's
Missing functionality to calculate points for playing users and keep score for bye's players
Merge branch 'master' of github.com:clan82/whist into player_numbers

Conflicts:
	lib/views/game.php
	lib/views/layout.php
	web/game.php
New game player count checks with constants.
Some reformatting.
Bye players moved to game_round_players table as a boolean - NOT TESTED. Points inserted as NULL and updated on end of round. Some #players fixes.
Some formatting, including SQL. (re)Enforcing >= 4 players.
Converted all arrays to the modern [] short syntax.
Fixed broken bye players view/controller with correct variable names and hardcoded player#1 (TODO). Ready for our new exception type.
Updateded db_get_game_rounds() to the bye database structure
Some better support for more than 4 players. More functions require the number of players to work correctly. Some integer constants replaced by named constants. Early check for game id and game existence. Bye players are still not considdered in the game and endround controllers etc.
LIMIT fail in last commit - using 4+1 instead as there can max be 4 solo players
Begin round: Bye player checks, etc.
Bye players moved to top in form.
Bye players visual in score board - part of round player data.
Points are not assigned to bye players at end of round.
Correct bye players are showed, and bye players excluded from the mate select list.
Check for mate != bye player
Updated database structure.
Player position assertion fixed to support more than 4 players.