Merge branch 'update-doc' into 'master'

source/import_documentation/Components/Solid-Delete.rst

source/import_documentation/Components/Solid-Display.rst

source/import_documentation/Components/Solid-Form-Search.rst

source/import_documentation/Components/Solid-Form.rst

source/import_documentation/Events.rst

source/import_documentation/Helpers-functions.rst

source/import_documentation/Mixins/filter-mixin.rst

source/import_documentation/Mixins/grouper-mixin.rst

source/import_documentation/Mixins/required-mixin.rst

source/import_documentation/Mixins/store-mixin.rst

...rt_documentation/introduction-framework-documentation.rst

source/index.rst