Changed description format for PyPI, allowing failures on travis nigh…

…tly and pypi3

.travis.yml

@@ -1,9 +1,13 @@
 language: python
 python:
-    - "3.5"
     - "3.6"
+    - "3.7"
+    - "nightly"
     - "pypy3"
 sudo: true
+allow_failures:
+    - "nightly"
+    - "pypy3"
 
 before_script:
     - sudo apt-get update -y

DESCRIPTION.rst

@@ -0,0 +1,7 @@
+InfraCheck
+==========
+
+Health check system designed to be easy to extend by not enforcing the programming language.
+A single health check unit (let we call it later just 'check') can be written even in BASH.
+
+Read more in the documentation at: https://readthedocs.org/projects/infracheck/badge/?version=latest

setup.cfg

@@ -4,7 +4,7 @@ author = RiotKit Collective
 author_email = marek_andrzejczak@riseup.net
 summary = KISS healthcheck implemented in Python and Bash
 license = MIT
-description-file = README.md
+description-file = DESCRIPTION.md
 description-content-type = text/markdown; charset=UTF-8
 home-page = https://github.com/riotkit-org/infracheck
 python_requires = >=3.5