modified travis config for coveralls support

.travis.yml

@@ -9,6 +9,7 @@ before_install:
   - sudo apt-get install -qq python-numpy
   - wget http://openjpeg.googlecode.com/files/openjpeg-1.5.0-Linux-x86_64.tar.gz
   - sudo tar -xvf openjpeg-1.5.0-Linux-x86_64.tar.gz --strip-components=1 -C /
+  - pip install coveralls
 
 # command to install dependencies
 install:
@@ -19,6 +20,11 @@ install:
 # command to run tests
 script:
   - python -m unittest discover
+after_success:
+  - if [[ $ENV == pythone=3.4* ]]; then 
+        coveralls;
+    fi
+
 
 notifications:
   email: "john.g.evans.ne@gmail.com"