Start cleanup into ripple_data, split out some hash_value() instances
Tidy up CBigNum into ripple_data, moving definitions to .cpp
Split and clean up base58 stuff
Remove unused files from VS2012 project
Clean up some bignum stuff and remove unused files
Partial cleanup of RFC1751
Enormous cleanup with RippleAddress and related, into ripple_data
Remove unused VS project files
Move ECIES stuff into CKey
Most of these fixes involve calls to BOOST_FOREACH to iterate over a map or unordered_map where the
iterator type didn't perfectly match the internal type, so a reference into the map couldn't be created
and a new value/content pair had to be created for each iteration.
