Add script to build Linux binary

requirements-dev.txt

@@ -1,2 +1,3 @@
 mock==1.0.1
 nose==1.3.0
+pyinstaller==2.1

script/build-linux

@@ -0,0 +1,3 @@
+#!/bin/sh
+docker build -t fig .
+docker run -v `pwd`/dist:/code/dist fig pyinstaller -F bin/fig