fix: drop repo-tools as an exec wrapper

.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:

package.json

@@ -55,14 +55,14 @@
   ],
   "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 src/*.js src/*/*.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 src/*.js src/*/*.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"
   },
   "dependencies": {
     "@google-cloud/common": "^0.20.1",

samples/package.json

@@ -9,7 +9,7 @@
     "node": ">=6.0.0"
   },
   "scripts": {
-    "test": "repo-tools test run --cmd ava -- -T 1m --verbose system-test/*.test.js"
+    "test": "ava -T 1m --verbose system-test/*.test.js"
   },
   "dependencies": {
     "@google-cloud/vision": "^0.20.0",