Removed whitespace and added dtools/bin/remove-whitespace as a tool to do this in the future.
The sed script was provided by Moritz Fischer.
cmake: fix that component depends on component hack
gr: the CMakeLists.txt took a chill pill
cmake: language tweak for component group description
gr: added API macros for noaa and pager, also renamed the ones for digital and vocoder to be consistent
gr: squashed cmakelists.txt into one commit