Updated travis cfg (#96)

Updated travis cfg
Updated codecov cfg, contribution guide

Author: pkittenis

.codecov.yml

@@ -1,3 +1,11 @@
+coverage:
+  status:
+    patch:
+      threshold:
+        number: 0.5
+    project:
+      threshold:
+        number: 0.5
 ignore:
   - "embedded_server/.*"
   - "tests/.*"

.github/CONTRIBUTING.rst

@@ -26,6 +26,7 @@ Responsibilities
 * Write PEP-8 compliant code of no more than 80 columns per line
 * If adding new features, write an appropriate test - see existing tests for reference
 * Contributions are expected to be in line with the project's stated `design and goals <http://parallel-ssh.readthedocs.io/en/latest/introduction.html#design-and-goals>`_
+* Be welcoming to newcomers and encourage diverse new contributors from all backgrounds. See the `Python Community Code of Conduct <https://www.python.org/psf/codeofconduct/>`_.
 
 .. _reporting-bugs:
 

.travis.yml

@@ -83,7 +83,6 @@ jobs:
       before_install: skip
       install: skip
       script: skip
-      after_success: skip
       deploy:
         - provider: pypi
           user: pkittenis