Add flake8 to build, add badge

Author: tomv564

.travis.yml

@@ -3,5 +3,7 @@ python:
     - "3.3"  # sublime text 3
 before_install:
     - pip install mypy
+    - pip install flake8
 script:
-    - mypy main.py
+    - mypy main.py
+    - flake8

README.md

@@ -1,6 +1,6 @@
 # LSP
 
-[![license](https://img.shields.io/github/license/mashape/apistatus.svg)]()
+[![Build Status](https://travis-ci.org/tomv564/LSP.svg?branch=master)](https://travis-ci.org/tomv564/LSP) [![license](https://img.shields.io/github/license/mashape/apistatus.svg)]()
 
 Universal Language Server support for Sublime Text 3 using the Language Server Protocol.
 

setup.cfg

@@ -0,0 +1,2 @@
+[flake8]
+max-line-length = 120