Run the CI on all branches

.travis.yml

@@ -73,10 +73,3 @@ before_cache:
 notifications:
   email:
     on_success: never
-
-branches:
-  only:
-    - staging
-    - trying
-    - master
-    - /^v[\d.]+$/

appveyor.yml

@@ -55,10 +55,3 @@ notifications:
 
 # Building is done in the test phase, so we disable Appveyor's build phase.
 build: false
-
-branches:
-  only:
-    - staging
-    - trying
-    - master
-    - /^v[\d.]+$/