Upgrade multiple npm packages to their latest version

[mairh]

• Packages upgrade to their latest versions

[TomiHiltunen]

Resolved conflicts with master

[TomiHiltunen]

yarn watch fails after some 10-30s with message:

Module build failed: Error: ENOENT: no such file or directory, scandir '/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/vendor'
    at Object.fs.readdirSync (fs.js:871:18)
    at Object.getInstalledBinaries (/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/lib/extensions.js:124:13)
    at foundBinariesList (/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/lib/errors.js:20:15)
    at foundBinaries (/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/lib/errors.js:15:5)
    at Object.module.exports.missingBinary (/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/lib/errors.js:45:5)
    at module.exports (/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/lib/binding.js:15:30)
    at Object.<anonymous> (/Users/tomi/Development/Junction/Synergy/node_modules/node-sass/lib/index.js:14:35)
    at Module._compile (module.js:571:32)
    at Object.Module._extensions..js (module.js:580:10)
    at Module.load (module.js:488:32)
    at tryModuleLoad (module.js:447:12)
    at Function.Module._load (module.js:439:3)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (/Users/tomi/Development/Junction/Synergy/node_modules/sass-loader/lib/loader.js:3:14)
    at Module._compile (module.js:571:32)
    at Object.Module._extensions..js (module.js:580:10)
    at Module.load (module.js:488:32)
    at tryModuleLoad (module.js:447:12)
    at Function.Module._load (module.js:439:3)
    at Module.require (module.js:498:17)
    at require (internal/module.js:20:19)
    at loadLoader (/Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/loadLoader.js:13:17)
    at iteratePitchingLoaders (/Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/LoaderRunner.js:169:2)
    at iteratePitchingLoaders (/Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/LoaderRunner.js:165:10)
    at /Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/LoaderRunner.js:173:18
    at loadLoader (/Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/loadLoader.js:36:3)
    at iteratePitchingLoaders (/Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/LoaderRunner.js:169:2)
    at runLoaders (/Users/tomi/Development/Junction/Synergy/node_modules/loader-runner/lib/LoaderRunner.js:362:2)
    at NormalModule.doBuild (/Users/tomi/Development/Junction/Synergy/node_modules/webpack/lib/NormalModule.js:182:3)
 @ ./src/app/components/landing/Welcome.c.scss 4:14-149
 @ ./src/app/components/landing/Welcome.js
 @ ./src/app/components/Landing.js
 @ ./src/app/components/App.js
 @ ./src/app/index.js
 @ multi babel-polyfill ./src/app/index.js```