Added ib.util.numberToString().
Fixed typo bug.
Improved examples disconnect.
Implemented tickEFP and tickOptionComputation in reqMktData example.
Added reqPositions example.
Simplified debug code.
Fixed bug from porting.
Changed reqId(5) to reqId(1) in example code. API seems to support 1 only.
Added _nullifyMax to outgoing module. Fixed bug.
Changed internal variable name.
Implemented limit order builder.
Added placeOrder example.