Updating travis!

Author: Ricardicus

.travis.yml

@@ -7,28 +7,3 @@ compiler:
 script:
   - make
   - ./net data/bertrand_russell_ideas_that_have_harmed_mankind.txt -it 200
-
-matrix:
-  include:
-    - os: osx
-      osx_image: xcode8
-      env:
-        - MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
-
-    - os: osx
-      osx_image: xcode8
-      env:
-        - MATRIX_EVAL="brew install gcc5 && CC=gcc-5 && CXX=g++-5"
-
-    - os: osx
-      osx_image: xcode8
-      env:
-        - MATRIX_EVAL="brew install gcc6 && CC=gcc-6 && CXX=g++-6"
-
-    - os: osx
-      osx_image: xcode8
-      env:
-        - MATRIX_EVAL="brew install gcc && CC=gcc-7 && CXX=g++-7"
-
-before_install:
-    - eval "${MATRIX_EVAL}"