nlnmtab [FIX]: get rid of Hollerith constants

src/ts/noise/nlnmtab.f

@@ -52,6 +52,7 @@ c REVISIONS and CHANGES
 c    06/06/2005   V1.0   Thomas Forbriger
 c    26/06/2013   V1.1   check definition of PSD values
 c    04/12/2014   V1.2   fix: declare return type of function fnlnm
+c    11/04/2019   V1.3   fixes: get rid of Hollerith constants
 c
 c ============================================================================
 c
@@ -79,9 +80,9 @@ c commandline
 c debugging
       logical debug, verbose
 c here are the keys to our commandline options
-      data optid/2h-d, 2h-v, 2h-p, 2h-s, 2h-e, 2h-n, 2h-l/
+      data optid/'-d', '-v', '-p', '-s', '-e', '-n', '-l'/
       data opthasarg/3*.FALSE.,3*.TRUE.,.FALSE./
-      data optarg/3*1h-,5h1.e-4,3h10.,3h100,1h-/
+      data optarg/3*'-','1.e-4','10.','100','-'/
 c
 c------------------------------------------------------------------------------
 c basic information