Bump the version to v0.6.7

Author: 1st1

setup.py

@@ -22,7 +22,7 @@
 from setuptools.command.sdist import sdist as sdist
 
 
-VERSION = '0.6.6'
+VERSION = '0.6.7'
 CFLAGS = ['-O2']
 LIBUV_DIR = os.path.join(os.path.dirname(__file__), 'vendor', 'libuv')
 LIBUV_BUILD_DIR = os.path.join(os.path.dirname(__file__), 'build', 'libuv')