Announcement thread

This thread will be dedicated to Counterparty announcements, specifically regarding protocol updates. If users are unsure what the latest version of counterpartyd is, for example, they should look here.

0.4.2 update is out: https://github.com/xnova/counterpartyd_binaries/raw/master/counterpartyd-v0.4.2-amd64_install.exe
Version 5.0 is out. Please upgrade, and let us know if you run into any bugs.