Refs #14244; Implemented migration step, started implementation of editor
Refs #14244; Implemented proper handling of the 2 different types of row filters in the table configurator
Refs #14244; Implemented handling of the 2 types of row filters on view; Fixed bugs on edit
Refs #14244; Updated preview and dashboard editor for new rowfilters
Refs #14244; Fixed a bug when special characters were used in row filters
Merge pull request #23 from zotya/master

Added possibility in chart editor to specify for the row filters to store the visible or the hidden values