add mmts checks too

Author: kelvich

.travis.yml

@@ -1,9 +1,13 @@
 language: c
 os:
   - linux
-  - osx
+  #- osx
 compiler:
-  - gcc
+  #- gcc
   - clang
-script: ./configure && make -j 4 && make check
+before_script: ./configure --enable-tap-tests && make -j4
+env:
+  - TESTDIR=.
+  - TESTDIR=contrib/mmts
+script: cd $TESTDIR && make check