Add Container based to Travis

Author: juancarlospaco

.travis.yml

@@ -1,3 +1,4 @@
+sudo: false
 
 
 language: python
@@ -13,7 +14,7 @@ python:
 
 os:
     - linux
-    - osx
+#    - osx
 
 
 before_install: true
@@ -53,7 +54,7 @@ notifications:
         urls: https://webhooks.gitter.im/e/790426b8e479271c1e65
         on_success: always
         on_failure: always
-        on_start: true
+        on_start: always
 
 
 cache: apt