V0.8.8.4 deminodes - Githubissues

Changelog

Version bump to 0.8.8.4
Update checkpoint handling to include reorganize override
Updated velocity handling to include reorganize override
Added DemiNode version network cutoff (prevents spamming incapable nodes/clients)
Added DemiNode data request and sending
Added DemiNode module
Updated makefiles
Fixed node connections limit to reflect config values or expected limit of 125
Added DemiNode startup handling for wallet startup
Staging changes were made for upcoming pushes
Added demi-node selective syncing
Added demi-node deep reorganization capability