Add editor config

.editorconfig

@@ -0,0 +1,24 @@
+# EditorConfig is awesome: http://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+
+# Matches multiple files with brace expansion notation
+# Set default charset
+[*.{js,py}]
+charset = utf-8
+
+[*.py]
+indent_size = 4
+
+[Makefile]
+indent_style = tab
+indent_size = 4
+
+[**.html]
+max_char = 78
+brace_style = expand

docs/source/contributing.rst

@@ -23,6 +23,14 @@ If you've written code that fixes an issue, `create a pull request
 <https://help.github.com/articles/creating-a-pull-request/>`_ (PR) so it's easy
 for us to incorporate your changes.
 
+Setting up for Development
+####################
+
+We have a `.editorconfig` specified in the top level providing editor defaults
+for our code style. We recommend to install an `EditorConfig
+plugin<http://editorconfig.org/#download>`_ so your editor automatically adheres to our
+style :).
+
 Development Workflow
 ####################