Merge pull request #5 from gastonci/master

sync master with gastonci_work
cardHolder (from & to) ('left' & 'right')

CardHolder.create().add()
-res.from implemented
-'right' case for from and to implemented
switch(to) re worked

CardHolder.create().add()
-switch(to)
--collition area is extended if cards go over the present colliton area
Merge pull request #6 from gastonci/gastonci_work

Gastonci work