Implement compare CLI for multiple entities for given block range (#108)

* Implement compare CLI for multiple entities at blocks

* Implement caching for gql requests

packages/graph-node/bin/compare-blocks

@@ -0,0 +1,9 @@
+#! /usr/bin/env node
+
+const { main } = require('../dist/cli/compare/compare-blocks')
+
+main().catch(err => {
+  console.log(err);
+}).finally(() => {
+  process.exit(0);
+});