2017-10-10: scheme-mode for scheme

scheme-mode for scheme

diff --git a/examples/doctests-test.scm b/examples/doctests-test.scm
--- a/examples/doctests-test.scm
+++ b/examples/doctests-test.scm
@@ -1,5 +1,5 @@
 #!/usr/bin/env sh
-# -*- wisp -*-
+# -*- scheme -*-
 exec guile -L $(dirname $(dirname $(realpath "$0"))) -e '(@@ (examples doctests-test) main)' -s "$0" "$@"
 ; !#
 
diff --git a/examples/doctests-testone.scm b/examples/doctests-testone.scm
--- a/examples/doctests-testone.scm
+++ b/examples/doctests-testone.scm
@@ -1,4 +1,5 @@
 #!/usr/bin/env sh
+# -*- scheme -*-
 exec guile -L $(dirname $(dirname $(realpath "$0"))) -s "$0" "$@"
 ; !#
 
diff --git a/examples/doctests.scm b/examples/doctests.scm
--- a/examples/doctests.scm
+++ b/examples/doctests.scm
@@ -1,5 +1,5 @@
 #!/usr/bin/env sh
-# -*- wisp -*-)
+# -*- scheme -*-
 exec guile -L $(dirname $(dirname $(realpath "$0"))) -e '(@@ (examples doctests) main)' -s "$0" "$@"
 ; !#