Improve Travis-ci change detection

Closes #1002

toolset/run-ci.py

@@ -41,7 +41,7 @@ class CIRunnner:
     try:
       self.commit_range = os.environ['TRAVIS_COMMIT_RANGE']
       if self.commit_range == "":
-          self.commit_range = "-1 %s" % os.environ['TRAVIS_COMMIT']
+          self.commit_range = "-m -1 %s" % os.environ['TRAVIS_COMMIT']
     except KeyError:
       log.warning("I should only be used for automated integration tests e.g. Travis-CI")
       log.warning("Were you looking for run-tests.py?")
@@ -101,8 +101,8 @@ class CIRunnner:
       open(fname, 'a').close()
 
     log.info("Using commit range %s", self.commit_range)
-    log.info("Running `git log --name-only -m --pretty=\"format:\" %s`" % self.commit_range)
-    changes = subprocess.check_output("git log --name-only -m --pretty=\"format:\" %s" % self.commit_range, shell=True)
+    log.info("Running `git log --name-only --pretty=\"format:\" %s`" % self.commit_range)
+    changes = subprocess.check_output("git log --name-only --pretty=\"format:\" %s" % self.commit_range, shell=True)
     log.info(changes)
 
     # Look for changes to core TFB framework code