Schema is missing for few parameters

Problem/Motivation

subtheme_folder	Undefined	undefined	No	themes/custom	missing schema	
subtheme_name	Undefined	undefined	No	B4 subtheme	missing schema	
subtheme_machine_name	Undefined	undefined	No	b4subtheme	missing schema	
features	Undefined	undefined	No	<array>	missing schema	
logo	Undefined	undefined	No	<array>	missing schema	
favicon	Undefined	undefined	No	<array>	missing schema

Steps to reproduce

Proposed resolution

Remaining tasks

User interface changes

API changes

Data model changes