Time all test in travis.

.travis.yml

@@ -40,7 +40,7 @@ install:
   - pip install . --no-deps --upgrade
   - pip install flake8-future-import nose-parameterized==0.5.0 sphinx_rtd_theme
   # nose-exclude plugin allow us to tell nosetests to exclude folder with --exclude-dir=path/to/directory.
-  - pip install nose-exclude
+  - pip install nose-exclude nose-timer
 
 # command to run tests
 env:
@@ -82,7 +82,7 @@ script:
   - cd -; cd Theano
   - python -c 'import theano; print(theano.config.__str__(print_doc=False))'
   - python -c 'import theano; assert(theano.config.blas.ldflags != "")'
-  - theano-nose -v $PART
+  - theano-nose -v --with-timer --timer-top-n 10 $PART
   - if [[ $DOC == "1" ]]; then python doc/scripts/docgen.py --nopdf --check; fi
   - if [[ $DOC == "1" ]]; then python doc/scripts/docgen.py --test --check; fi