Fix omlc_{start,close}() prototype.
Fix omlc_{start,close}() prototype.

- Patch suggested by Ruben Merz.  These two functions had
  empty parentheses in their prototypes in omlc.h, which
  is dangerous.  They now have void parameter list.


alco90/soml,mytestbed/oml,mytestbed/oml,mytestbed/oml,alco90/soml,alco90/soml,lees0414/EUproject,lees0414/EUproject,alco90/soml,alco90/soml,mytestbed/oml,lees0414/EUproject,lees0414/EUproject,lees0414/EUproject,mytestbed/oml