remove travis

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

.travis.yml

@@ -1,24 +0,0 @@
----
-  # See appveyor.yml for windows build.
-  sudo: required
-  language: go
-  dist: trusty
-  osx_image: xcode10.1
-  os:
-    - linux
-    - osx
-  notifications:
-    email: false
-  go:
-    - 1.12.x
-  addons:
-    apt:
-      packages:
-        - libsecret-1-dev
-        - pass
-  before_script:
-    - make deps
-    - "export DISPLAY=:99.0"
-    - if [[ "$TRAVIS_OS_NAME" == "linux" ]]; then sh ci/before_script_linux.sh; fi
-    - make validate
-  script: make test