HSUM: initial definition of Graupner HoTT SUM protocol. add protocol names in flyingf3 harware description
HSUM: delete double lines in flyingf3 hardware description.
HSUM: add first version of function code
HSUM: add first version of include files
HSUM: add support for flyingf3
HSUM: generate UAV objects for HSUM functions in gcs
HSUM: remove hardware description file of flyingf3.
HSUM: reinsert hardware description of flyingf3
HSUM: change gcs. now supports HSUM selection.
HSUM: include pios_hsum.h in PiOS

includes HottSum definitions
HSUM: add entries to .gitingore
HSUM: correct bug which causes a crash of flightcontrol when stick are moved fast.

used to update received data from sumd & sumh protocol. otherwise the
controller reboots.
HSUM: copy function code to STM32F4xx

initial. same as STM32F30x
HSUM: correct formatting issues
HSUM: removed wrong entries from .gitignore
HSUM: remove commented /unused code
HSUM: removed pios_hsum.h. nothing was defined here.
HSUM: correct formatting issues
HSUM: correct formatting issues
HSUM: change the author lines. they were not in sense of the project