Revert the travis testing changes

.travis.yml

@@ -5,7 +5,6 @@ language: cpp
 branches:
   only:
     - master
-    - osg
     - coverity_scan
     - /openmw-.*$/
 env:
@@ -49,9 +48,9 @@ notifications:
   email:
     on_success: change
     on_failure: always
-  #irc:
+  irc:
-  #  channels:
+    channels:
-  #    - "chat.freenode.net#openmw"
+      - "chat.freenode.net#openmw"
-  #  on_success: change
+    on_success: change
-  #  on_failure: always
+    on_failure: always
-  #  use_notice: true
+    use_notice: true