feat(utility): add a do-repeat command which can be used to exec a cm…

…d a set number of times

src/scripts/do-repeat.sh

@@ -0,0 +1,10 @@
+function do-repeat() {
+    local count=$1
+    local cmd="${*:2}"
+
+    for (( current=1; current<=$count; current++ )); do $cmd; done
+}
+
+function redo() {
+    do-repeat $@
+}