Run codecov

tox.ini

@@ -6,7 +6,7 @@ skipsdist = True
 [travis]
 python =
     2.7: py27
-    3.6: py36, coverage
+    3.6: py36, codecov
 
 [testenv]
 description = run test suite for the application with {basepython}
@@ -16,6 +16,7 @@ setenv =
     LANG=C
     LC_CTYPE=C.UTF-8
     DJANGO_SETTINGS_SKIP_LOCAL=True
+passenv = CI TRAVIS TRAVIS_*
 deps = -r{toxinidir}/requirements/testing.txt
 changedir = {toxinidir}/readthedocs
 commands =
@@ -57,5 +58,11 @@ description = shows the coverage report
 deps = coverage
 whitelist_externals = echo
 commands =
-    coverage report --show-missing --fail-under=76
+    coverage report --show-missing
+    coverage html
     echo Annotated HTML coverage report is in {toxinidir}/readthedocs/htmlcov/index.html
+
+[testenv:codecov]
+description = upload coverage report
+deps = codecov
+commands = codecov