Update .travis.yml

Author: wannaphong

.travis.yml

@@ -13,8 +13,8 @@ before_install:
 # command to install dependencies, e.g. pip install -r requirements.txt --use-mirrors
 install:
   - pip install -U numpy
-  - pip install -r requirements.txt
-  - pip install .[full]
+  - pip install -q -r requirements.txt
+  - pip install -q .[full]
   - pip install coveralls
 
 os: