[botNet] Corrects bugs due to change in return value, and some warning that may have lead to problems.
* botNet_core.c : improves comment/debug, fixes a pointer type.
* Xbee4bn.c : fixes potential bug due to return value.
* UART_framing.c : corrects return value in one particular case.
* Global error : minor comment grammatical correction.
[testNet] Modifies config of several nodes and adds interaction to testeNet_PC2.