version 0.0.1.7

version 0.0.1.7
Date 20 May 2014
Description: Gyro issue has been solved AT LAST :)
The issue was due to the cycle time that is used to calculate deltaGyro
was uint16_t
it should be int32_t as in the main cycle of the Multiwii.cpp
uint16_t currentT = micros();
anyhow I added a #if define to allow this type of change.