Added a default fee creator.
Account and participations number are no longer final.
Added default fee provider.
test de InvestmentFund y creacion de su package correspondiente. No tiene ni setters y getters testeados
Added GoogleFinancesApi.
Added EnterpriseData class that connects the GoogleFinancesApi with the Ulebank code.
Added ElementNotFoundException. This exception is thrown when a requested value not exist,
Added a generic Listener that allows us to contruct new listeners.
Added BelowValueListener and AboveValueListener.
Added an example of how to use the GoogleFinancesApi with listeners and obtain the basic information.
Merge branch 'master' of https://github.com/ULE-Bank/brokerage
Added libs folder
Merge branch 'master' of https://github.com/ULE-Bank/brokerage
Added buy() method to buyables.
Changed buy*() methods to use the corresponding buyable.
Small changes to Packs.
Removed trash from PackTransaction.
Merge branch 'master' of github.com:ULE-Bank/brokerage
Merge branch 'master' of github.com:ULE-Bank/control-integration