run tests in instrumental for newly created modules

Author: tomato42

.travis.yml

@@ -87,6 +87,7 @@ script:
         instrumental -f .instrumental.cov -s
         instrumental -f .instrumental.cov -s | python diff-instrumental.py --save .diff-instrumental
         git checkout $BRANCH
+        files="$(ls src/ecdsa/test*.py | grep -v test_malformed_sigs.py)"
         instrumental -t ecdsa -i 'test.*|.*_version' `which pytest` $files
         instrumental -f .instrumental.cov -sr
       fi