fix? no 4.9

.travis.yml

@@ -24,22 +24,6 @@ matrix:
           sources: 
             - ubuntu-toolchain-r-test
 			
-  allow_failures:					
-    - env: CXX=g++-4.9 CC=gcc-4.9
-      addons:
-        apt:
-          packages:
-            - g++-4.9
-            - libjpeg8-dev
-            - libpng-dev
-            - libasound2-dev
-            - alsa-utils
-            - alsa-oss
-            - libx11-dev
-            - libxft-dev
-          sources: 
-            - ubuntu-toolchain-r-test
-            
   allow_failures:		
     - env: CXX=clang++-3.8 CC=clang-3.8
       addons:
@@ -73,5 +57,4 @@ before_script :
 
 script:
   - cmake -G"Unix Makefiles" .. -DENABLE_JPEG=ON -DENABLE_PNG=OFF -DBUILD_NANA_DEMOS=ON -DENABLE_AUDIO=OFF -DCMAKE_FIND_BOOST_FILESYSTEM=ON -DINCLUDE_EXPERIMENTAL_DEMOS=ON
-   
   - make