refactor: drop repo-tool as an exec wrapper (#248)

Author: JustinBeckwith

handwritten/spanner/.circleci/config.yml

@@ -76,7 +76,6 @@ jobs:
           command: |-
             mkdir -p /home/node/.npm-global
             npm install
-            chmod +x node_modules/@google-cloud/nodejs-repo-tools/bin/tools
           environment:
             NPM_CONFIG_PREFIX: /home/node/.npm-global
       - run:

handwritten/spanner/package.json

@@ -53,14 +53,14 @@
   ],
   "scripts": {
     "cover": "nyc --reporter=lcov mocha --require intelli-espower-loader test/*.js && nyc report",
-    "docs": "repo-tools exec -- jsdoc -c .jsdoc.js",
+    "docs": "jsdoc -c .jsdoc.js",
     "generate-scaffolding": "repo-tools generate all && repo-tools generate lib_samples_readme -l samples/ --config ../.cloud-repo-tools.json",
-    "lint": "repo-tools lint --cmd eslint -- src/ samples/ system-test/ test/",
-    "prettier": "repo-tools exec -- prettier --write benchmark/*.js src/*.js src/*/*.js src/admin/database/*/*.js src/admin/instance/*/*.js samples/*.js samples/*/*.js samples/*/*/*.js test/*.js test/*/*.js system-test/*.js system-test/*/*.js",
+    "lint": "eslint src/ samples/ system-test/ test/",
+    "prettier": "prettier --write benchmark/*.js src/*.js src/*/*.js src/admin/database/*/*.js src/admin/instance/*/*.js samples/*.js samples/*/*.js samples/*/*/*.js test/*.js test/*/*.js system-test/*.js system-test/*/*.js",
     "samples-test": "cd samples/ && npm link ../ && npm test && cd ../",
-    "system-test": "repo-tools test run --cmd mocha -- system-test/*.js --timeout 600000",
-    "test-no-cover": "repo-tools test run --cmd mocha -- test/*.js --no-timeouts",
-    "test": "repo-tools test run --cmd npm -- run cover",
+    "system-test": "mocha system-test/*.js --timeout 600000",
+    "test-no-cover": "mocha test/*.js --no-timeouts",
+    "test": "npm run cover",
     "ycsb": "node ./benchmark/ycsb.js  run -P ./benchmark/workloada -p table=usertable -p cloudspanner.instance=ycsb-instance -p operationcount=100 -p cloudspanner.database=ycsb"
   },
   "dependencies": {