Update dockerpty to 0.3.4

Signed-off-by: Aanand Prasad <[email protected]>

requirements.txt

@@ -1,6 +1,6 @@
 PyYAML==3.10
 docker-py==1.2.2
-dockerpty==0.3.3
+dockerpty==0.3.4
 docopt==0.6.1
 requests==2.6.1
 six==1.7.3

setup.py

@@ -31,7 +31,7 @@ install_requires = [
     'texttable >= 0.8.1, < 0.9',
     'websocket-client >= 0.11.0, < 1.0',
     'docker-py >= 1.2.2, < 1.3',
-    'dockerpty >= 0.3.3, < 0.4',
+    'dockerpty >= 0.3.4, < 0.4',
     'six >= 1.3.0, < 2',
 ]