Startup: Hex vs Hexa
Updated logging/conv.zip with latest script versions from Tools directory.
Removed obsolete ROMFS folder for removed logging build.
The logging makefile was removed in 9a54c7c6.
Cleanup: Moved sdlog2 file conversion scripts to separate folder.
BL-Ctrl 3.0 fix
Merge pull request #677 from NosDE/master

BL-Ctrl 3.0 fix
Merge branch 'px4' into alpha