implement dokku shell and ls (by @plietar). refs #312

plugins/common/functions

@@ -33,6 +33,42 @@ dokku_log_info2_quiet() {
   fi
 }
 
+dokku_col_log_info1() {
+  printf "%-40s %-40s\n" "-----> $@"
+}
+
+dokku_col_log_info1_quiet() {
+  if [[ -z "$DOKKU_QUIET_OUTPUT" ]];then
+    printf "%-40s %-40s\n" "-----> $@"
+  else
+    return 0
+  fi
+}
+
+dokku_col_log_info2() {
+  printf "%-40s %-40s\n" "=====> $@"
+}
+
+dokku_col_log_info2_quiet() {
+  if [[ -z "$DOKKU_QUIET_OUTPUT" ]];then
+    printf "%-40s %-40s\n" "=====> $@"
+  else
+    return 0
+  fi
+}
+
+dokku_col_log_msg() {
+  printf "%-40s %-40s\n" "$@"
+}
+
+dokku_col_log_msg_quiet() {
+  if [[ -z "$DOKKU_QUIET_OUTPUT" ]];then
+    printf "%-40s %-40s\n" "$@"
+  else
+    return 0
+  fi
+}
+
 dokku_log_verbose() {
   echo "       $@"
 }