v0.96.1

• Updated types for latest Kusama
• Add filterRecords (in addition to findRecord) on submittable results
• Various ABI v2 contract fixes
• Update derive for elections (incl. RunnersUp) and heartbeat derives (with blocks & messages)
• Add vesting totals & locked breakdowns to derive balances
• Update council derives for the latest Substrate master support (with constants)
• Derive cleanups, including sharing of instances between the API and internal to derives