Tag release number as -dev branch to make our life easier.
Merge remote-tracking branch 'upstream/devel' into devel

Conflicts:
	firmware/RELEASENUMBER
Merge remote-tracking branch 'upstream/devel' into devel
Merge remote-tracking branch 'upstream/devel' into devel
Merge remote-tracking branch 'upstream/devel' into devel
Merge remote-tracking branch 'upstream/devel' into devel
Fix JSON log download typo broken by last commit

The JSON blob ended with a ',' and not a '}'. Fixed now.
Merge pull request #46 from elafargue/devel

This fix is just one line long and corrects the small typo introduced by Nava when mag sensor storage was removed from the devel tree, pending resolution of the bugs it introduced...