* coding style harmonization in servers/

- explicitely declare void arguments
  - make a few string args const
* better support for shorter displays in server screen
* make target to create top level tag file

server/drivers/EyeboxOne.c

@@ -433,7 +433,7 @@ EyeboxOne_height (Driver *drvthis)
  * Display a string at x,y
  */
 	MODULE_EXPORT void
-EyeboxOne_string (Driver *drvthis, int x, int y, char *string)
+EyeboxOne_string (Driver *drvthis, int x, int y, const char string[])
 {
 	int offset, siz;
 	int bar,level;