Remove superfluous trailing white space from C files

site_ansto/ansto_tclmotdriv.h

@@ -1,6 +1,6 @@
 /*---------------------------------------------------------------------------
  This is a motor driver which is implemented in Tcl. This means
- this code is only a wrapper which calls Tcl functions to do the 
+ this code is only a wrapper which calls Tcl functions to do the
  actual work.
 
  copyright: see file COPYRIGHT
@@ -12,7 +12,7 @@
 #include "stringdict.h"
 
 typedef struct ___TclDriv {
-  /* general motor driver interface 
+  /* general motor driver interface
      fields. REQUIRED!
    */
   float fUpper;                 /* upper limit */