v1.6.1-RELEASE

• Fix: Db exists() method optimization
• Fix: Do not persist pruner state (#1342)
• Fix: Reduce db access and cpu usage needed to persist spent addresses
• Fix: Added a NULL_HASH check for genesis transaction (#1309)
• Feature: Fresh transactions to request (#1316)
• Fix: missing user-agent header in cors (#1319)
• Fix: Batch process spent addresses to avoid out of memory issues (#1314)
• Fix: added a buffer to LSManager (#1286)
• Fix: test existence of spent addresses db do not point to correct folder (#1305)
• Change: Convert from trytes to asciiString (#1302)
• Documentation: Fixed and added javadoc comments for existing classes (#1026)
• Fix: Creates rest endpoint for iotaconfig related settings as suggested (#1200)
• Fix: make storeMessage store transactions (#1186)
• Change: add a plugin to create reproducible builds. (#1194)
• Feature: Add configurable variables for spent addresses DB (#1274)
• Fix: Posting invalid json to IRI will result in detailed error message (#1202)
• Fix: dns reverse resolving issue for neighbors that are added with their IP. (#1255)