Correct README clone paths.

This resolves issue CiscoDevNet#15.

Author: jclarke-csco

acitoolkit_show_tenants/README.md

@@ -26,7 +26,7 @@ To execute this script against a different device, update the variables that lis
 * Clone the Python Examples and change into the directory.  
 
     ```bash 
-    git clone //github.com/CiscoDevNet/python_code_samples_network
+    git clone https://github.com/CiscoDevNet/python_code_samples_network
     cd acitoolkit_show_tenants
     ```
 

apic-em_get_hosts/README.md

@@ -23,7 +23,7 @@ Python
 * Clone the Python Examples and change into the directory.  
 
     ```bash 
-    git clone //github.com/CiscoDevNet/python_code_samples_network
+    git clone https://github.com/CiscoDevNet/python_code_samples_network
     cd apic-em_get_hosts
     ```
 

netmiko-interface-example/README.md

@@ -26,7 +26,7 @@ Python
 * Clone the Python Examples and change into the directory.  
 
     ```bash
-    git clone //github.com/CiscoDevNet/python_code_samples_network
+    git clone https://github.com/CiscoDevNet/python_code_samples_network
     cd netmiko-interface-example
     ```
 

restconf_update_ipaddress/README.md

@@ -31,7 +31,7 @@ Python
 * Clone the Python Examples and change into the directory.  
 
     ```bash 
-    git clone //github.com/CiscoDevNet/python_code_samples_network
+    git clone https://github.com/CiscoDevNet/python_code_samples_network
     cd restconf_update_ipaddress
     ```