Started to outline analysis of proposed extensions

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Added another paragraph

Signed-off-by: Andrew Miller <amiller@dappervision.com>
More writing about the various dimensions considered

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Added some description of most functionalities

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Updated introduction

Signed-off-by: Andrew Miller <amiller@dappervision.com>
Some writing, especially in the intro

Signed-off-by: Andrew Miller <amiller@dappervision.com>