* adds `npm start` / `yarn start` script
* starts a webpack-dev-server using the dev config, served on :3333
* hot reloading (HMR) for react/styles, not working for angular code
* new entry `dev.ts` for dynamic imports of CSS theme (ExtractText does
not work with HMR)
* TS loader pipeline moved out of common to add HMR for react
* applied `hot()` to some react containers (that's their new default
export, named exports remains for testing)
* added sections to README
* updated yarn.lock
* poc: Use react-popper for tooltips #10389
* poc: Add popover component and use a hoc() for Tooltip + Popover to avoid code duplication #10389
* jest: Add snapshot tests to Popover and Tooltip #10389
* poc: Move target from hoc into Popover/Tooltip-component #10389
* poc: Clean up unused styles and use the existing Grafana style/colors on popper tooltip #10389
* poc: Remove test code before PR
* poc: Remove imports used in poc but shouldn't be included anymore #10389
* mobx: poc in using each store as individual prop on the react containers
* prettier test
* fix: end the war between prettier vs tslint.
* mobx: Move stores into their own folders
* mobx: Refactor the AlertRule into its own file and add a helper-file
* mobx: Move NavItem out of NavStore and remove lodash dependancy
* mobx: Move ResultItem and SearchResultSection models out of the SearchStore
* mobx: ServerStatsStore rename .tsx => .ts. And move ServerStat-model to its own file.
* mobx: Remove lodash and jquery dependancy from ViewStore
* mobx: Remove issue with double question mark
