Demo for query storing

Change-Id: I947bcac841992c3f6cfd01ab337c265b0d01cb70
diff --git a/node_modules/coa/lib/completion.sh b/node_modules/coa/lib/completion.sh
new file mode 100644
index 0000000..6d15c87
--- /dev/null
+++ b/node_modules/coa/lib/completion.sh
@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+###-begin-{{cmd}}-completion-###
+#
+# {{cmd}} command completion script
+#
+# Installation: {{cmd}} completion >> ~/.bashrc  (or ~/.zshrc)
+# Or, maybe: {{cmd}} completion > /usr/local/etc/bash_completion.d/{{cmd}}
+#
+
+COMP_WORDBREAKS=${COMP_WORDBREAKS/=/}
+COMP_WORDBREAKS=${COMP_WORDBREAKS/@/}
+export COMP_WORDBREAKS
+
+if complete &>/dev/null; then
+  _{{cmd}}_completion () {
+    local si="$IFS"
+    IFS=$'\n' COMPREPLY=($(COMP_CWORD="$COMP_CWORD" \
+                           COMP_LINE="$COMP_LINE" \
+                           COMP_POINT="$COMP_POINT" \
+                           {{cmd}} completion -- "${COMP_WORDS[@]}" \
+                           2>/dev/null)) || return $?
+    IFS="$si"
+  }
+  complete -F _{{cmd}}_completion {{cmd}}
+elif compctl &>/dev/null; then
+  _{{cmd}}_completion () {
+    local cword line point words si
+    read -Ac words
+    read -cn cword
+    let cword-=1
+    read -l line
+    read -ln point
+    si="$IFS"
+    IFS=$'\n' reply=($(COMP_CWORD="$cword" \
+                       COMP_LINE="$line" \
+                       COMP_POINT="$point" \
+                       {{cmd}} completion -- "${words[@]}" \
+                       2>/dev/null)) || return $?
+    IFS="$si"
+  }
+  compctl -K _{{cmd}}_completion {{cmd}}
+fi
+###-end-{{cmd}}-completion-###