fix: removes obsolete genConfig npm script (#34)

`genConfig` is now `makeConfig` and is ultimately used in `backstop init`. There is no need to test this separately, as it's part of the
overall flow of `init`, which is now used in npm's `integration-test` script, and passing.

.gitignore

@@ -39,3 +39,6 @@ compare/output/bitmaps_test/
 compare/output/config\.js
 
 \.vscode/
+
+# Tests
+*newdir

package.json

@@ -14,7 +14,6 @@
   "scripts": {
     "lint": "eslint \"compare/*.js\" \"compare/src/**/*.js\" \"core/**/*.js\" \"cli/**/*.js\" \"capture/**/*.js\" \"test/**/*.js\"",
     "format": "prettier-eslint --write \"compare/src/**/*.js\"",
-    "genConfig": "node ./cli/index.js genConfig",
     "init": "node ./cli/index.js init",
     "reference": "node ./cli/index.js reference",
     "test": "node ./cli/index.js test",
@@ -26,7 +25,7 @@
     "precommit": "lint-staged",
     "build-compare": "cp ./node_modules/diverged/src/diverged.js ./compare/output/ && cp ./node_modules/diff/dist/diff.js ./compare/output/ && webpack --config ./compare/webpack.config.js && npm run lint",
     "dev-compare": "webpack-dev-server --content-base ./compare/output --config ./compare/webpack.config.js",
-    "integration-test": "rm -rf newdir && mkdir newdir && cd newdir && node ../cli/index.js genConfig && node ../cli/index.js reference && node ../cli/index.js test && node -e \"require(\"../\")(\"test\")\"",
+    "integration-test": "rm -rf newdir && mkdir newdir && cd newdir && node ../cli/index.js init && node ../cli/index.js reference && node ../cli/index.js test && node -e \"require('../')('test')\"",
     "smoke-test": "cd test/configs/ && node ../../cli/index.js test --config=backstop_features",
     "smoke-test-docker": "cd test/configs/ && node ../../cli/index.js test --config=backstop_features --docker",
     "sanity-test": "cd test/configs/ && node ../../cli/index.js test",