Merge branch 'experiment-groups' into 'master'

.gitignore

beat/web/.eslintrc.json

beat/web/experiments/static/experiments/js/utils.js

beat/web/plotters/views.py

beat/web/reports/api.py

beat/web/reports/api_urls.py

beat/web/reports/models.py

beat/web/reports/serializers.py

beat/web/reports/static/reports/app/app.js

...eports/static/reports/app/controllers/groupsController.js

...eports/static/reports/app/controllers/reportController.js

...eb/reports/static/reports/app/directives/addReportItem.js

.../reports/static/reports/app/directives/aliasExperiment.js

...reports/static/reports/app/directives/buttonDeleteItem.js

...reports/static/reports/app/directives/buttonExportItem.js

...b/reports/static/reports/app/directives/buttonSettings.js

...eports/static/reports/app/directives/groupAddGroupMenu.js

...eports/static/reports/app/directives/groupAddItemsMenu.js

...ports/static/reports/app/directives/groupItemContainer.js

...eports/static/reports/app/directives/groupPanelContent.js