[papgets] add exponentiation operator to papgets
[nps fix] block and setting messages only pared for correct AC_ID in nps
[nps] whitespace and style fixes
[modules] imu_aspirin2: fix typo in include
[build] add SRC_MODULES to rotorcraft
[Lisa/M V2.1] [DFU] Added 1 BIT SQUARED

as valid vendor and match only product in udev rules.
closes #778
[conf] add apogee_chibios to tests
update changelog
update changelog
[stm32] update linker scripts comments
[settings] test prog and minor updates for persistent settings
[stm32] update TIM usage list
Merge branch 'master' of https://github.com/paparazzi/paparazzi into delflyDesperado