Update .travis.yml for 0.43.05

.travis.yml

@@ -9,13 +9,6 @@ addons:
       - zlib1g-dev:i386
 matrix:
   include:
-    - env: GCC_VERSION=4.5
-      addons:
-        apt:
-          packages:
-            - *default_packages
-            - gcc-4.5-multilib
-            - g++-4.5-multilib
     - env: GCC_VERSION=4.8
       addons:
         apt:
@@ -41,10 +34,10 @@ script:
 - cd build-travis
 - cmake .. -DCMAKE_C_COMPILER=gcc-$GCC_VERSION -DCMAKE_CXX_COMPILER=g++-$GCC_VERSION -DBUILD_DOCS:BOOL=ON
 - make -j3
-notifications:
-  email: false
-  irc:
-    channels:
-      - "chat.freenode.net#dfhack"
-    on_success: change
-    on_failure: always
+# notifications:
+#   email: false
+#   irc:
+#     channels:
+#       - "chat.freenode.net#dfhack"
+#     on_success: change
+#     on_failure: always