Fixed CLIRepl refs
Integrate with voltron

Exposes an object V in the repl if it connects to voltron.

Attributes on V map onto the registers of the current inferior
Merge branch 'features/voltron' of https://github.com/richo/calculon
Fixed autocomplete
Error checking on load
Better error handling when connecting to voltron
Refactored VoltronProxy for better error handling and to allow connection/disconnection from within the REPL
Added voltron support and wide example to README
Allow slice access to V to poke at inferior memory
Add example to readme
Fixed registration bug
Error handling on watch
Merge branch 'features/get_memory' of https://github.com/richo/calculon
fix syntax error in default config
Add autocomplete to example config
Turn off autocomplete if it's disabled
Merge pull request #21 from richo/features/autocomplete_is_butts

Autocomplete is butts
Define our own py3 variable rather than relying on a bpython internal var
Issue 9: Support custom colour pairs rather than just using bpython's