CLI enabled by default (GCC 4.8.2 reduces firmware size, so it now fits to EEPROM)

Logging disabled for all board except CRIUS_V2 by default
Use standard BMP085 driver for HK Multiwii board and BV
Removed compilation warning about redeclaration of PIEZO_PIN define
Dataflash_test now support CRIUS_V2 for testing purposes
Merge commit '6a636eb46b4dfc927259658e7803f734fcec83c1' into mpng-3.1
removed warning in readme (about logging and out of Flash)