Add 'mtls init' allowing for intital setup ease

`mtls init` allows users to do inital setup via a prompt based setup as
well as add servers easily.

Fixes #30

Author: drGrove

Pipfile

@@ -4,17 +4,16 @@ url = "https://pypi.org/simple"
 verify_ssl = true
 
 [dev-packages]
-black = "==19.3b0"
-pycodestyle = "==2.5.0"
-coverage = "==4.5.2"
-coveralls = "==1.6.0"
-docker = "==3.7.1"
+black = "==20.8b1"
+coverage = "==5.3"
+coveralls = "==2.1.2"
+docker = "==4.3.1"
 
 [packages]
-click = "==7.0"
-cryptography = "==2.4.2"
-pyOpenSSL = "==19.0.0"
-pycodestyle = "==2.4.0"
-python-gnupg = "==0.4.5"
-requests = "==2.21.0"
-urllib3 = "==1.24.3"
+click = "==7.1.2"
+cryptography = "==3.1.1"
+pyOpenSSL = "==19.1.0"
+pycodestyle = "==2.6.0"
+python-gnupg = "==0.4.6"
+requests = "==2.24.0"
+urllib3 = "==1.25.10"