subcommand restructure and bashstyle refactor. closes #1579

plugins/certs/functions

@@ -2,9 +2,8 @@
 set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
 source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
 
-# returns 'global', 'app', 'false'
-# if both are configured, app trumps global
 is_ssl_enabled() {
+  local desc="returns 0 if ssl is enabled for given app"
   local APP=$1; verify_app_name "$APP"
   APP_SSL_PATH="$DOKKU_ROOT/$APP/tls"
 
@@ -16,6 +15,7 @@ is_ssl_enabled() {
 }
 
 get_ssl_hostnames() {
+  local desc="returns a string of ssl hostnames extracted from an app's ssl certificate"
   local APP=$1; verify_app_name "$APP"
   local SSL_PATH="$DOKKU_ROOT/$APP/tls"