Removed unused ScanHash_CryptoPP() method.
Patched copying of block headers so that auxpow is also copied. Fixes assertion crash when using SPV clients.
Merge pull request #596 from rnicoll/1.8-dev-unused

Removed unused ScanHash_CryptoPP() method
Added missing step of deleting cursor in case of an error reading blocks from disk.
Pointer for GetStats() is now scoped rather than manually deleted.
Merge pull request #597 from rnicoll/1.8-dev-spv

Fix assertion crash when using SPV clients
Merge pull request #598 from rnicoll/1.8-dev-reindex

Close cursor in case of error reading blocks