Delete .travis.yml

.travis.yml

@@ -1,21 +0,0 @@
-language: c
-sudo: required
-dist: xenial
-
-os:
-  - linux
-
-compiler:
-  - gcc
-  - clang
-
-before_install:
-  - if [ $TRAVIS_OS_NAME == linux ]; then 
-      sudo apt-get update -qq;
-      sudo apt-get install -y --no-install-recommends libglfw3 libglfw3-dev libglew-dev;
-    fi
-
-script:
-  - make -C demo/glfw_opengl2
-  - make -C demo/glfw_opengl3
-  - make -C example