Added python 3.4 and 3.5 support

Fixes: #9

Author: retr0h

setup.cfg

@@ -18,6 +18,8 @@ classifier =
     Programming Language :: Python :: 2
     Programming Language :: Python :: 2.7
     Programming Language :: Python :: 3
+    Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.5
     Programming Language :: Python :: 3.6
     Topic :: System :: Systems Administration
     Topic :: Utilities

tox.ini

@@ -1,8 +1,8 @@
 [tox]
 minversion = 1.8
 envlist =
-    py{27,36}-unit
-    py{27,36}-lint
+    py{27,34,34,36}-unit
+    py{27,34,35,36}-lint
     format-check
     doc
 skipsdist = true