Pin dependencies

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
autoprefixer	devDependencies	pin	^7.1.2 -> 7.2.6
babel-core (source)	devDependencies	pin	^6.22.1 -> 6.26.3
babel-eslint	devDependencies	pin	^8.2.1 -> 8.2.6
babel-helper-vue-jsx-merge-props	devDependencies	pin	^2.0.3 -> 2.0.3
babel-jest	devDependencies	pin	^24.8.0 -> 24.8.0
babel-loader	devDependencies	pin	^7.1.1 -> 7.1.5
babel-plugin-dynamic-import-node	devDependencies	pin	^1.2.0 -> 1.2.0
babel-plugin-syntax-jsx	devDependencies	pin	^6.18.0 -> 6.18.0
babel-plugin-transform-es2015-modules-commonjs	devDependencies	pin	^6.26.0 -> 6.26.2
babel-plugin-transform-runtime	devDependencies	pin	^6.22.0 -> 6.23.0
babel-plugin-transform-vue-jsx	devDependencies	pin	^3.5.0 -> 3.7.0
babel-preset-env (source)	devDependencies	pin	^1.3.2 -> 1.7.0
babel-preset-stage-2 (source)	devDependencies	pin	^6.22.0 -> 6.24.1
babel-register	devDependencies	pin	^6.22.0 -> 6.26.0
chalk	devDependencies	pin	^2.0.1 -> 2.4.2
chromedriver	devDependencies	pin	^2.27.2 -> 2.46.0
copy-webpack-plugin	devDependencies	pin	^4.0.1 -> 4.6.0
cross-spawn	devDependencies	pin	^5.0.1 -> 5.1.0
css-loader	devDependencies	pin	^3.1.0 -> 3.1.0
eslint (source)	devDependencies	pin	^4.15.0 -> 4.19.1
eslint-config-standard	devDependencies	pin	^10.2.1 -> 10.2.1
eslint-friendly-formatter	devDependencies	pin	^3.0.0 -> 3.0.0
eslint-loader	devDependencies	pin	^1.7.1 -> 1.9.0
eslint-plugin-import	devDependencies	pin	^2.7.0 -> 2.18.2
eslint-plugin-node	devDependencies	pin	^5.2.0 -> 5.2.1
eslint-plugin-promise	devDependencies	pin	^3.4.0 -> 3.8.0
eslint-plugin-standard	devDependencies	pin	^3.0.1 -> 3.1.0
eslint-plugin-vue (source)	devDependencies	pin	^4.0.0 -> 4.7.1
extract-text-webpack-plugin	devDependencies	pin	^3.0.0 -> 3.0.2
file-loader	devDependencies	pin	^1.1.4 -> 1.1.11
friendly-errors-webpack-plugin	devDependencies	pin	^1.6.1 -> 1.7.0
html-webpack-plugin	devDependencies	pin	^2.30.1 -> 2.30.1
jest (source)	devDependencies	pin	^24.8.0 -> 24.8.0
jest-serializer-vue	devDependencies	pin	^0.3.0 -> 0.3.0
nightwatch (source)	devDependencies	pin	^1.1.13 -> 1.1.13
node-notifier	devDependencies	pin	^5.1.2 -> 5.4.1
optimize-css-assets-webpack-plugin	devDependencies	pin	^3.2.0 -> 3.2.1
ora	devDependencies	pin	^1.2.0 -> 1.4.0
portfinder	devDependencies	pin	^1.0.13 -> 1.0.21
postcss-import	devDependencies	pin	^11.0.0 -> 11.1.0
postcss-loader	devDependencies	pin	^2.0.8 -> 2.1.6
postcss-url	devDependencies	pin	^7.2.1 -> 7.3.2
rimraf	devDependencies	pin	^2.6.0 -> 2.6.3
selenium-server	devDependencies	pin	^3.0.1 -> 3.141.59
semver	devDependencies	pin	^5.3.0 -> 5.7.0
shelljs	devDependencies	pin	^0.7.6 -> 0.7.8
uglifyjs-webpack-plugin	devDependencies	pin	^1.1.1 -> 1.3.0
url-loader	devDependencies	pin	^2.1.0 -> 2.1.0
vue-jest	devDependencies	pin	^1.0.2 -> 1.4.0
vue-loader	devDependencies	pin	^13.3.0 -> 13.7.3
vue-style-loader	devDependencies	pin	^3.0.1 -> 3.1.2
vue-template-compiler	devDependencies	pin	^2.5.2 -> 2.6.10
webpack	devDependencies	pin	^3.6.0 -> 3.12.0
webpack-bundle-analyzer	devDependencies	pin	^3.4.1 -> 3.4.1
webpack-dev-server	devDependencies	pin	^3.0.0 -> 3.7.2
webpack-merge	devDependencies	pin	^4.1.0 -> 4.2.1

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