Remove travis configuration.

.travis.yml

@@ -1,89 +0,0 @@
-# list of environments to test
-matrix:
-  include:
-
-    # Full tests (with online API)
-    - os: linux
-      language: python
-      python: 3.9
-      dist: xenial
-      sudo: true
-      env:
-        - TO_TEST=TEST_FULL
-    - os: osx
-      language: generic
-      python: ">=3.6"
-      env:
-        - TO_TEST=TEST_FULL
-      before_install:
-        - brew outdated python3 || brew install python3 || brew upgrade python3
-        - python3 -m venv env
-        - source env/bin/activate
-
-    # Mock tests (with mock API)
-    - os: linux
-      language: python
-      python: 3.6
-      env:
-        - TO_TEST=TEST_MOCK
-    - os: linux
-      language: python
-      dist: xenial
-      python: 3.7
-      sudo: true
-      env:
-        - TO_TEST=TEST_MOCK
-    - os: linux
-      language: python
-      dist: xenial
-      python: 3.8
-      sudo: true
-      env:
-        - TO_TEST=TEST_MOCK
-    - os: linux
-      language: python
-      dist: xenial
-      python: 3.9
-      sudo: true
-      env:
-        - TO_TEST=TEST_MOCK
-
-
-    # Install tests
-    - os: linux
-      language: python
-      python: 2.7
-      env:
-        - TO_TEST=INSTALL
-      if: type = cron
-    - os: linux
-      language: python
-      dist: xenial
-      sudo: true
-      python: 3.9
-      env:
-        - TO_TEST=INSTALL
-      if: type = cron
-    - os: osx
-      language: generic
-      python: 2.7
-      env:
-        - TO_TEST=INSTALL
-      if: type = cron
-    - os: osx
-      language: generic
-      python: ">=3.6"
-      env:
-        - TO_TEST=INSTALL
-      if: type = cron
-
-  allow_failures:
-    - python: 2.7
-
-# command to run tests
-script:
-  - python --version
-  - if [ "$TO_TEST" = "TEST_MOCK" ] ||
-       [ "$TO_TEST" = "TEST_FULL" ]; then PUBS_TESTS_MODE=MOCK    python setup.py test; fi
-  - if [ "$TO_TEST" = "TEST_FULL" ]; then PUBS_TESTS_MODE=COLLECT python setup.py test; fi
-  - if [ "$TO_TEST" = "INSTALL" ]; then pip install -U pip && pip install pubs && pubs --help && pip uninstall -y pubs; fi