LapseCoin v0.8.4

v0.8.4

Routine update.

10 largest commits

1. 1877558 Board: full Remark42 identity (real color tokens, toolbar), vote fix
2. 0ebd684 Board: enforce nickname uniqueness in consensus, not just display
3. 476d5c3 Redesign board page: compact layout, profiles, replies, voting
4. 5a1f275 Board: fix two real CSS bugs, pending-vote feedback, double-click guard, tests
5. e6ab528 Board: color remap, nickname uniqueness, preview/link/quote, address lookup
6. 02d4d98 Board: show nicknames on odds and dashboard, dedupe profile scan
7. 9cd4e8c Board: port Remark42's own vote/row CSS and markup, cost-quoted voting
8. faf6d24 Hide this node's own address on the public dashboard by default
9. 99726b9 Fix Windows self-update: helper died with the parent's Job Object
10. 76a15b7 Board: drop the outer black card border and post-count heading