[BUGFIX] Assign the same view variables to form and grid
[BUGFIX] BackendConfigurationManager retrieves wrong pageId

If given an empty array, the function getPageIdFromRecord casts
TRUE to (int) 1 resulting in configuration not loading in
BE/CLI context.

Fixes #705
[TASK] Update .editorconfig
[BUGFIX] Change wrong brace expressions

Conflicts:
	.editorconfig
[TASK] Regenerate XSD
[DOC] Fix an incorrectly closed code citation in VH argument
[TASK] Apply deprecated wizardTab and icon if options not set

This patch will check if the `options` provided to `flux:form` already contain the `group` and/or `icon` options before attempting to set the options from the deprecated arguments `wizardTab` and `icon`.

References: #709, #686