Update net-im/beebeep to latest upstream release

beebeep is a local-area-network chat tool, for offices and cafe's.

The changelog is at
https://sourceforge.net/p/beebeep/code/HEAD/tree/CHANGELOG.txt
with highlights:

• New feature: added "Use high resolution emoticons" option
• New feature: added ECDH key exchange to encryption protocol
• New feature: added "Auto save interval" for chat messages to prevent data loss
• New feature: added "Favored emoticons" as tab in emoticon list
• New feature: added Voice Message Player interface

Reported by: portscout