try to fix build

.travis.yml

@@ -6,7 +6,7 @@ sudo: false
 matrix:
   include:
     - os: linux
-      python: 2.7
+      python: 3.5
       env:
         - PYFLAKES=1
         - PEP8=1

README.rst

@@ -8,9 +8,12 @@ steemi is an unofficial python 3 library for steem, which is created new from sc
 .. image:: https://travis-ci.org/holgern/steempy.svg?branch=master
     :target: https://travis-ci.org/holgern/steempy
 
-.. image:: https://ci.appveyor.com/api/projects/status/3mnnhx4vo240mb4g?svg=true
+.. image:: https://ci.appveyor.com/api/projects/status/lnk5385dv0c2j28l?svg=true
     :target: https://ci.appveyor.com/project/holger80/steempy
 
+.. image:: https://circleci.com/gh/holgern/steempy.svg?style=svg
+    :target: https://circleci.com/gh/holgern/steempy
+
 .. image:: https://codecov.io/gh/holgern/steempy/branch/master/graph/badge.svg
   :target: https://codecov.io/gh/holgern/steempy
 

appveyor.yml

@@ -51,7 +51,7 @@ install:
   - conda update -q conda
   - conda info -a
   - conda install --yes nose conda-build pycrypto setuptools pip numpy pytest-pylint
-  - conda install --yes pycryptodomex scrypt pyyaml pytest pytest-mock coverage mock
+  - conda install --yes pycryptodomex scrypt pyyaml pytest pytest-mock coverage mock appdirs
 
   # Upgrade to the latest version of pip to avoid it displaying warnings
   # about it being out of date.