Rebel Readline Versions Save

Rebel Readline loads 2x faster and Completion now narrows choices as you type.

• thanks to Alexander Yakushev for demonstrating how make startup faster
• thanks to Michał Buczko for greatly improving how completion works

• Fixed PrintWriter->on name collision warning for Clojure 1.9
• Added additional vi like bindings for clojure actions to :vi-cmd key map
• make readline history file project local
• make it easier to alter-var-root core repls to rebel-readline repls
• fix blow up when COLORFGBG isn't formatted correctly
• fix repl key-map swtiching feedback
• add a clojure-force-accept-line widget that submits a line regardless
• allow key binding configuration in the rebel_readline.edn config file