System form controls

System provided form controls for the Forms system:

• Form control: Asset folder picker
• Form control: Asset picker
• Form control: Asset Storage Location Picker
• Form control: Auto Slug
• Form control: Captcha
• Form control: Checkbox
• Form control: Checkbox list
• Form control: DataManager Object Picker
• Form control: Date picker
• Form control: Date and Time Picker
• Form control: Derivative Picker
• Form control: Email Input
• Form control: Enum select
• formcontrol-enumRadioList
• Form control: File Type Picker
• Form control: Hidden
• Form control: Image Dimensions
• Form control: Link picker
• Form control: Many to many select
• Form control: Many to One Select
• Form control: Notification topic picker
• Form control: Object Picker
• Form control: One-to-many configurator
• Form control: One-to-many manager
• Form control: One-to-many select
• Form control: Page layout picker
• Form control: Page Type Picker
• Form control: Password
• Form control: Password strength picker
• Form control: Radio
• Form control: Read only
• Form control: Rich editor
• Form control: Role picker
• Form control: Select
• Form control: Simple colour picker
• Form control: Site template picker
• Form control: Site tree page picker
• Form control: Spinner
• Form control: Text area
• Form control: Text Input
• Form control: Time picker
• Form control: Website Permissions Picker
• Form control: Yes/No Switch