disable travis CI in favor of github action

.travis.yml

@@ -1,35 +1,14 @@
 ## Documentation: http://docs.travis-ci.com/user/languages/julia/
+# Only used to upload coverage report
 language: julia
 os:
   - linux
-  - osx
-  - windows
 julia:
   - 1.0
-  - 1.1
-  - 1.2
-  - 1.3
-  - nightly
 notifications:
   email: false
 git:
   depth: 99999999
 
-## uncomment the following lines to allow failures on nightly julia
-## (tests will run but not make your overall status red)
-matrix:
-  allow_failures:
-    - julia: nightly
-
-#jobs:
-#  include:
-#    - stage: deploy
-#      julia: 1.0
-#      os: linux
-#      script:
-#        - julia -e 'import Pkg; Pkg.clone(pwd()); Pkg.build("Augmentor")'
-#        - julia -e 'import Pkg; Pkg.add("Documenter")'
-#        - julia -e 'import Augmentor; ENV["DOCUMENTER_DEBUG"] = "true"; include(joinpath("docs","make.jl"))'
-
 after_success:
   - julia -e 'using Pkg; Pkg.add("Coverage"); using Coverage; Coveralls.submit(process_folder())'