fixed #10
also added an example using the parts of the doctest header (and fixed it to work)
diff --git a/examples/stringification/test_output/stringification.txt b/examples/stringification/test_output/stringification.txt
index bc380ba..62b65b7 100644
--- a/examples/stringification/test_output/stringification.txt
+++ b/examples/stringification/test_output/stringification.txt
@@ -1,5 +1,5 @@
[doctest] doctest version is "1.0.0"
-[doctest] run with "-dt-help" for options
+[doctest] run with "--help" for options
===============================================================================
main.cpp(86)
the only test
@@ -25,5 +25,5 @@
CHECK( [1, 42, 3, ] == [1, 2, 666, ] )
===============================================================================
-[doctest] test cases: 1 | 0 passed | 1 failed
-[doctest] assertions: 4 | 0 passed | 4 failed
+[doctest] test cases: 1 | 0 passed | 1 failed | 0 skipped
+[doctest] assertions: 4 | 0 passed | 4 failed |