Add avatar component to sidebar.

Signed-off-by: crynobone <crynobone@gmail.com>
Update debug component doc.

Signed-off-by: crynobone <crynobone@gmail.com>
Improve extension doc.

Signed-off-by: crynobone <crynobone@gmail.com>
Improve facile component docs.

Signed-off-by: crynobone <crynobone@gmail.com>
improve foundation docs.

Signed-off-by: crynobone <crynobone@gmail.com>
Merge branch '2.1' into 2.2

Signed-off-by: crynobone <crynobone@gmail.com>

Conflicts:
	src/components/debug/index.md
	src/components/extension/index.md
	src/components/facile/index.md
	src/components/foundation/index.md
	src/contents.md