ocarina: Add in bash command completion

Signed-off-by: Bryan Schumaker <bjschuma@gmail.com>

ocarina/scripts/ocarina-completion.bash

@@ -0,0 +1,18 @@
+
+_ocarina()
+{
+	COMPREPLY=()
+	cur="${COMP_WORDS[COMP_CWORD]}"
+	cmd="${COMP_WORDS[1]}"
+
+	if [ $COMP_CWORD -eq 1 ]; then
+		opts=`compgen -c "ocarina-" | awk -F "-" '{print $2}'`
+		opts="$opts next pause play prev stop toggle"
+	fi
+
+	COMPREPLY=($(compgen -W "${opts}" -- ${cur}))
+	return 0
+
+}
+
+complete -F _ocarina ocarina