edbus: Add blank lines to separate function docs

edbus: Add blank lines to separate function docs

find . -name '*.h' -exec \
	     sed -i '/^\s*$/b; N; /\n\/\*\*/{P;x;p;x;D}' {} \;

This ensures to add a blank line above a doxygen comment if and only if
there wasn't one.

SVN revision: 80962