Added keymaps as an event handler type.
Removed special implementation of handle-keymap and assigned a keymap as a :key event handler.
Added key handlers to the nREPL console.
Added a new selector literal :.class-name in the selection library.
Moved Bijection protocol from history to document.
Added a new selector literal :.class-name in the selection library.
Modified the implementation for the history library.
Added history and code evaluation to the nREPL console.