New exep function which handels pipes and redirects properly

rework mayan backup and restore steps

sequencer/sequencer.sh

@@ -365,7 +365,7 @@ showVersion() {
 }
 
 exe() {
-  arr=("$@")
+  local arr=("$@")
   if [ $DRY -ne 0 ] ; then
     echo -e "\n-- ${arr[@]}"
   elif [ $VERBOSE -eq 1 ] ; then
@@ -375,6 +375,18 @@ exe() {
   fi
 }
 
+# Handle dry run and verbose output for commands containing pipe and/or redirects
+# exep <COMMAND TO RUN AS STRING>
+exep() {
+  if [ $DRY -ne 0 ] || [ $VERBOSE -eq 1 ] ; then
+    echo -e "\n-- $1"
+  fi
+  if [ $DRY -eq 0 ] ; then 
+    bash -c "$1"
+  fi
+}
+
+
 main() {
   local START=0