Functionality Reimplementation

[amilajack]

• [ ] Reimplement forms with formik
• [ ] UI library
• [ ] Add toolbar
• [ ] Import/export
• [ ] Saving and selecting Connections
• [ ] Temporarily migrate TableDefinition to ace editor
• [ ] Disabling buttons in certain contexts (see https://github.com/amilajack/falcon-ui-rewrite-2/pull/13#issuecomment-362933458)
• [ ] Fix login/connection page (see https://github.com/amilajack/falcon-ui-rewrite-2/pull/13#issuecomment-363262190)
• [ ] Fix navigation button size styling
• [ ] Fix hardcoded database path (see DatabasePathReducer)
• [ ] Adapt styling of hanson table to fit previous styling
• [ ] Update boilerplate (change icon, app name, etc)
• [ ] Custom Grid (replace hansontable)
• [ ] Reimplement multi-row highlighting
• [ ] Re-enable file-channel feature (see HomePage.js)
• [ ] CRUD functionality (Is dependent on CRUD-related method rewrites in falcon-core)