dcrdata v4.1.0

The most notable changes for the v4.1.0 release:

• feature: Live on-chain vote tracking on /agendas page (63473ab)
• performance: charts cache: Incremental charts data update (PR #1126)
• performance: searching mempool by address using the mempool package instead of RPC calls (cb6d76d)
• performance: RPC block prefetching during startup sync (8589786)
• UX: Server-side dark mode cookie check to avoid brief screen flash (26b1a43)
• performance: Use the latest zero-allocation txscript module (f03fea1)
• performance: Fewer database transactions when adding blocks for a performance boost (1673539)
• performance: Automatic ANALYZE of PostgreSQL tables after indexing (d688679)
• performance: check and set the PostgreSQL synchronous_commit setting (845edfb)
• security: Rewritten FileServer to reject directory listings (c236b00)
• debugging: Add a switch to limit SQLite to a single DB connection (cfcd169)
• debugging: dcrsqlite (SQLite backend package) now double checks block height validity before connecting a new block (ca1b987)
• architecture: all sub-modules tagged and used for dcrdata's build (716da6e, and others)
• numerous minor fixes

Since v4.0.0, there were 168 changed files with 20,042 additions and 1,706 deletions.

$  git diff --shortstat v4.0.0 release-v4.1.0
 168 files changed, 20042 insertions(+), 1706 deletions(-)

[commits]