Use EL8 and CS 4.20 as default versions for mbx (#38)

* Use EL8 and CS 4.20 as default versions for mbx

* Include mgmtscp command in README

Author: sudo87

README.md

@@ -539,6 +539,10 @@ using `agentscp` which will also restart the agent:
 
     $ agentscp 172.20.1.10
 
+To push new changes to your Managment server use:
+
+    $ mgmtscp 172.20.0.185
+
 Using IDEA IDE:
 - Import the `cloudstack` directory and select `Maven` as build system
 - Go through the defaults, in the profiles page at least select noredist, vmware

mbx

@@ -224,7 +224,7 @@ deploy() {
   check_mbxt mgmt $mst
   check_mbxt hypervisor $hyt
   hypervisor=$(echo $hyt |  awk '{print substr($0,6,3)}')
-  repo=${4:-"http://packages.shapeblue.com/cloudstack/upstream/el7/4.18"}
+  repo=${4:-"http://packages.shapeblue.com/cloudstack/upstream/el8/4.20"}
 
   uuid=$(cat /proc/sys/kernel/random/uuid | sed 's/-.*//g')
   env="qa$id-$name-$uuid-$hypervisor"