Make dockerd debuggable

Signed-off-by: John Howard <jhoward@microsoft.com>

flags_test.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+	"sort"
+	"testing"
+)
+
+// Tests if the subcommands of docker are sorted
+func TestDockerSubcommandsAreSorted(t *testing.T) {
+	if !sort.IsSorted(byName(dockerCommands)) {
+		t.Fatal("Docker subcommands are not in sorted order")
+	}
+}