remove upstream source files

sources/.coveragerc

@@ -1,20 +0,0 @@
-[run]
-branch = True
-source =
-  searx/engines
-  searx/__init__.py
-  searx/autocomplete.py
-  searx/https_rewrite.py
-  searx/languages.py
-  searx/search.py
-  searx/testing.py
-  searx/utils.py
-  searx/webapp.py
-
-[report]
-show_missing = True
-exclude_lines =
-    if __name__ == .__main__.:
-
-[html]
-directory = coverage

sources/.gitignore

@@ -1,17 +0,0 @@
-.coverage
-.installed.cfg
-engines.cfg
-env
-robot_log.html
-robot_output.xml
-robot_report.html
-test_basic/
-setup.cfg
-
-*.pyc
-*/*.pyc
-*~
-
-node_modules/
-
-.tx/

sources/.landscape.yaml

@@ -1,3 +0,0 @@
-strictness: high
-ignore-paths:
-  - bootstrap.py

sources/.travis.yml

@@ -1,32 +0,0 @@
-sudo: false
-cache:
-  - pip
-  - npm
-  - directories:
-    - $HOME/.cache/pip
-language: python
-python:
-  - "2.7"
-before_install:
-  - "export DISPLAY=:99.0"
-  - "sh -e /etc/init.d/xvfb start"
-  - npm install less grunt-cli
-  - ( cd searx/static/themes/oscar;npm install; cd - )
-install:
-  - ./manage.sh update_dev_packages
-  - pip install coveralls
-script:
-  - ./manage.sh pep8_check
-  - ./manage.sh styles
-  - ./manage.sh grunt_build
-  - ./manage.sh py_test_coverage
-  - ./manage.sh robot_tests
-after_success:
-  coveralls
-notifications:
-  irc:
-    channels:
-      - "irc.freenode.org#searx"
-    template:
-      - "%{repository}/#%{build_number}/%{branch} (%{author}): %{message} %{build_url}"
-    on_success: change