Updated some of the read me files in the root and bumped the version.  We are now at version 0.5.  Hooray!
Added a roadmap file to the root.
Removed some redundant and unused methods.
More aggressive exception trapping in ERepl.
Fixed use of warn to use console from `knownExecutor`.
Added a comment about bad timeout stuff in `BasicAtom`.
Added a method to get the bit string for a set of rules.  This is in preparation for the new `RewriteEngine` class.
Added support for a new bit string literal with root type BITSTRING.
Merge pull request #168 from sprowell/master

Added basic bit string support.
Fixed minor spacing issue with interpreting bit strings.
Merge pull request #169 from sprowell/master

Minor update for parsing bit strings.
First implementation of Mark's bit string stuff.
Merge pull request #170 from sprowell/master

First implementation of Mark's bit string stuff, in `bootstrap/Bitstring.eli`.