restructured configuration (ofac.c)

- ofac.c contains now only the command in initialisation function list
- the other functions are moved to sicsutil.c
- moved DoubleTime and the content of access.c to sicsutil.c
- moved some initialisation code from ofac.c to the corresponding modules

nserver.c

@@ -20,7 +20,6 @@
 #include <signal.h>
 #include <unistd.h>
 #include <time.h>
-#include <sys/time.h>
 #include "sics.h"
 #include "network.h"
 #include "ifile.h"
@@ -525,15 +524,3 @@ int ServerIsStarting(pServer self)
 {
   return self->pReader == NULL;
 }
-/*-------------------------------------------------------------------------*/
-double DoubleTime(void)
-{
-  struct timeval now;
-  /* the resolution of this function is usec, if the machine supports this
-     and the mantissa of a double is 51 bits or more (31 for sec and 20 for mic$
-   */
-  gettimeofday(&now, NULL);
-  return now.tv_sec + now.tv_usec / 1e6;
-}
-
-