message: Added an option to bind initial thread at the start of application
  via setting envirable KMP_INITIAL_THREAD_BIND=1.
diff: void
  __kmpc_begin(ident_t *loc, kmp_int32 flags)
  {
  + // By default __kmpc_begin() is no-op.
  + char *env;
  + if ((env = getenv( "KMP_INITIAL_THREAD_BIND" )) != NULL &&
  + __kmp_str_match_true( env )) {
  + __kmp_middle_initialize();
  + KC_TRACE(10, ("__kmpc_begin: middle initialization called\n" ));
  + } else if (__kmp_ignore_mppbeg() == FALSE) {
  // By default __kmp_ignore_mppbeg() returns TRUE.
  - if (__kmp_ignore_mppbeg() == FALSE) {
  __kmp_internal_begin();
  -
  KC_TRACE( 10, ("__kmpc_begin: called\n" ) );
  }
  }
  