Add "release" badge at README.md

Add more details for new contributors to the greater community.

Push v8.3.4 | Read HISTORY.md

Add "Blogs" | Prev Commit: Update to 8.2.1 | LevelDB-based session da…

…tabase implemented, Read HISTORY.md

add history note for the next published version

Remove the TestTransactions, keep the TestTransactionsMiddleware only

oh my god 6- Push stable version