Version 1.0.5 is an important upgrade from version 1.0.4; it contains performance hardening changes to improve stability under high network load conditions. Here is a full list of v1.0.5 changes: Journaling block assembler has been modified so that it now only includes a transaction if the supplied fees are greater than, or equal to minblocktxfee. It is also now the default.* Free consolidation transactions. Multiple transactions can, under some circumstances, be consolidated into a single transaction at no cost, to minimise the size of the UTXO set. Free consolidation transactions cannot be used with CPFP. ... (full story)