Merge pull request #353 from iandrewt/patch-1

Fix TravisCI for macOS build

.travis.yml

@@ -10,5 +10,6 @@ before_install:
     - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install screenresolution; fi
 
 script:
-    - sudo make install
+    - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then PREFIX=/usr/local make install     ; fi
+    - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sudo make install                ; fi
     - time neofetch --ascii --config off --ascii_distro travis -v --test