Refactor the onprem module (#55)

* move onprem to cos-container

* compute-vm: fix external addresses output

* folders-unit: update README

* update onprem module, add new fields to cos-container test instance

* coredns: process corefile as a template

* onprem: fixes

* modules/cos-container: rename to cloud-config-container infra/onprem: remove test output

* Update README.md

* update CHANGELOG for v1.1.0

* fix cloud config modules tests

* Update main.tf

* add container nginx module

tests/modules/cloud_config_container_coredns/fixture/main.tf

@@ -15,7 +15,7 @@
  */
 
 module "test" {
-  source           = "../../../../modules/cos-container/coredns"
+  source           = "../../../../modules/cloud-config-container/coredns"
   cloud_config     = var.cloud_config
   config_variables = var.config_variables
   coredns_config   = var.coredns_config

tests/modules/cloud_config_container_mysql/fixture/main.tf

@@ -15,7 +15,7 @@
  */
 
 module "test" {
-  source           = "../../../../modules/cos-container/mysql"
+  source           = "../../../../modules/cloud-config-container/mysql"
   cloud_config     = var.cloud_config
   config_variables = var.config_variables
   image            = var.image