Merge branch 'release/0.1.1'
Merge branch 'release/0.1.2'
Merge branch 'release/0.1.3'
Merge branch 'release/0.1.4'
Merge branch 'release/0.1.5'
Merge branch 'release/0.1.6'
Merge branch 'release/0.1.7'
Merge branch 'release/0.2.0'
Merge branch 'release/0.2.1'
Update default exception filters
Filter the symbols used for arglist lookup
Fix default exception filters so they actually work
Add slime-undefine-function

This will actually unmap any var
Make slime-load-file remove old vars

Allow C-c C-l to be used in interactive development to clear old definitions on
file load
Use alter-meta! istead of Var/setMeta
Make undefine-function work on namespace refers
Make break-for?'s equal-or-matches? resilient to nil messages
Try and clarify install instructions
Add directions for installing slime-ritz from melpa for SNAPSHOT versions
Fix logic for disable-locals-clearing in 1.4.0