Remove .travis.yml

.travis.yml

-dist: trusty
-sudo: required
-services:
-  - docker
-
-branches:
-  only:
-    - master
-    - /^release\-.+/
-
-script:
-  - mntdir='/mnt/ocs-manager'
-  - docker run --rm -v $(pwd):${mntdir} ubuntu:14.04 /bin/bash -c "${mntdir}/scripts/package appimage"
-  - cat transfer.log