remove unused .travis.yml

.travis.yml

@@ -1,16 +0,0 @@
-before_install:
-  - sudo apt-get update -qq
-  - sudo apt-get install -qq libxmp-dev
-
-language: c
-
-compiler:
-  - gcc
-  - clang
-
-matrix:
-  include:
-    - compiler: i586-mingw32msvc-gcc
-      script: autoconf && ./configure --host=i586-mingw32msvc && make
-
-script: ./autogen.sh && automake && autoconf && ./configure && make