Revert the CM0 port layer exception handler names to the traditional FreeRTOS names as there seem to be two forms of the CMSIS names.
Revert the CM0 port layer exception handler names to the traditional FreeRTOS names as there seem to be two forms of the CMSIS names.

git-svn-id: 43aea61533866f88f23079d48f4f5dc2d5288937@1678 1d2547de-c912-0410-9cb9-b8ca96c0e9e2

kubostech/KubOS,Psykar/kubos,Psykar/kubos,Psykar/kubos,Psykar/kubos,Psykar/kubos,Psykar/kubos,kubostech/KubOS,Psykar/kubos