Merge pull request #502 from peastman/travis

[WIP] experiments to figure out how to get nose running in parallel

.travis.yml

@@ -6,7 +6,8 @@ before_install:
   - sudo apt-get update -qq
   - sudo apt-get install -qq libpcre3 libpcre3-dev gromacs
   - sudo apt-get install -qq swig doxygen llvm-3.3
-  - sudo apt-get install -qq python-numpy python-scipy python-nose
+  - sudo apt-get install -qq python-numpy python-scipy python-pip
+  - sudo pip install nose
   - export ASAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer-3.3
 
 script:
@@ -22,4 +23,4 @@ script:
   - if [ -s FailedTests.log ]; then ctest -V -I FailedTests.log; fi;
   - # run the python tests too
   - cd python/tests
-  - nosetests -vv
+  - nosetests -vv --processes=-1 --process-timeout=200