Replace urllib3[secure] with discrete packages

Cruz Monrreal · web-flow · commit f46bcf1abcd6 · 2018-08-29T16:24:47.000-05:00
diff --git a/requirements.txt b/requirements.txt
@@ -16,5 +16,8 @@ jsonschema>=2.6
 future>=0.16.0
 six>=1.11.0
 git+https://github.com/armmbed/manifest-tool.git@v1.4.5
-urllib3[secure]
+pyOpenSSL
+cryptography
+idna
+certifi
 mbed-cloud-sdk==2.0.0
