added new testcase, refs #9780
fixed sidePot creation

in case that the one who is allin didn't payed the most money, the side
pots could be wrong
updated testcase
WIP test changes
Uncomment the UserWarning
wIP, uncalled chips are correctly added, but the last pot not be count correctly
fixed test, wrong number assumed
removed print statements
distribute money fix
added helper for nosetests, doesn't fail if nose is not installed
fixed moked side_pots
raise proper Exception
better filter for players
differ uncalled player can be winner or not
code cleanup
made test simpler
Typo in UserWarning