fix Descriptor.c
Merge pull request #2258 from QuentinPerez/fix-descriptor-firmware

fix Descriptor.c
Removed todo.txt (leftover) and updated build.xml accordingly
Updated revision log. Version upped to 1.0.6.
Merge branch 'master' into ide-1.5.x

Conflicts:
	app/src/processing/app/Base.java
	build/build.xml
	todo.txt
Fixed attribution rights for SAM delayMicroseconds function
update revision log