Add copyright headers

fortran_dependencies.m4

+dnl Copyright 2015 Lorenz Hdepohl
+dnl
+dnl This file is part of fdep and licensed under the MIT license
+dnl see the file LICENSE for more information
+dnl
 AC_DEFUN([FDEP_F90_GNU_MAKE_DEPS],[
 AC_MSG_CHECKING([for GNU make])
 for a in "$MAKE" make gmake gnumake ; do

fortran_dependencies.mk

+# Copyright 2015 Lorenz Hdepohl
+#
+# This file is part of fdep and licensed under the MIT license
+# see the file LICENSE for more information
+#
+
 _f90_verbose = $(_f90_verbose_$(V))
 _f90_verbose_ = $(_f90_verbose_$(AM_DEFAULT_VERBOSITY))
 _f90_verbose_0 = @echo "  $1";

fortran_dependencies.pl

 #!/usr/bin/perl -w
+#
+# Copyright 2015 Lorenz Hdepohl
+#
+# This file is part of fdep and licensed under the MIT license
+# see the file LICENSE for more information
+#
 
 use strict;