[BUMP] min runtime to be node 14 (#522)

- Recording that min runtime supported is based on https://github.com/nats-io/nats.js#supported-node-versions
- resetting nbc to point to main

package.json

@@ -40,7 +40,7 @@
     "build": "tsc",
     "cjs": "deno run --allow-all bin/cjs-fix-imports.ts -o nats-base-client/ ./.deps/nats.deno/nats-base-client/",
     "clean": "shx rm -Rf ./lib/* ./nats-base-client ./.deps",
-    "clone-nbc": "shx mkdir -p ./.deps && cd ./.deps && git clone --branch v1.8.0 https://github.com/nats-io/nats.deno.git",
+    "clone-nbc": "shx mkdir -p ./.deps && cd ./.deps && git clone --branch main https://github.com/nats-io/nats.deno.git",
     "fmt": "deno fmt ./src/ ./examples/ ./test/",
     "prepack": "npm run clone-nbc && npm run cjs && npm run check-package && npm run build",
     "ava": "nyc ava --verbose -T 60000",
@@ -54,7 +54,7 @@
     "check-package": "deno run --allow-all bin/check-bundle-version.ts"
   },
   "engines": {
-    "node": ">= 10.0.0"
+    "node": ">= 14.0.0"
   },
   "dependencies": {
     "nkeys.js": "1.0.3",

tsconfig.json

@@ -7,6 +7,7 @@
     "sourceMap": true,
     "declaration": true,
     "allowJs": true,
+    "removeComments": false
   },
   "include": [
     "src"