updated & sorted lists of types & traits
give L8 tags their own section
trim L8 tags list
sort methods list
revamp of Clips definitions
moving common methods into L9 list
moving aside original completions list
update autocomplete list

Adds types & methods omitted since the last run and drops names that
only appear in L8.
Add .lasso8 & .lasso9 to list of file extensions
update README