Merge pull request #1033 from myd7349/database/unqlite

Database: Add unqlite

README.md

@@ -360,6 +360,7 @@ A curated list of awesome C++ (or C) frameworks, libraries, resources, and shiny
 * [sqlite_orm](https://github.com/fnc12/sqlite_orm) - SQLite ORM light header only library for modern C++. [BSD-3-Clause]
 * [sqlpp11](https://github.com/rbock/sqlpp11) - A type safe embedded domain specific language for SQL queries and results in C++. [BSD-2-Clause]
 * [TileDB](https://github.com/TileDB-Inc/TileDB) - Fast Dense and Sparse Multidimensional Array DBMS. [MIT] [website](https://tiledb.io/)
+* [UnQLite](https://github.com/symisc/unqlite) - A self-contained, serverless, zero-configuration, transactional NoSQL engine. [BSD-2-Clause] [website](https://unqlite.org/)
 * [upscaledb](https://upscaledb.com) - An embedded "typed" key/value store with a built-in query interface. [GPLv3]
 
 ## Debug

todo.txt

@@ -12,7 +12,6 @@
 * [MariaDB](https://mariadb.com/) - A robust, scalable and reliable SQL server, designed to be a drop-in replacement for MySQL. [BSD]
 * [PostgreSQL]() - A powerful object-relational database system. [PostgreSQL licence]
 * [Redis]() - An advanced key-value store. [3-clause BSD].
-* [UnQLite]() - A self-contained, serverless, zero-configuration, transactional NoSQL engine with a C interface. [FreeBSD]
 
 http://www.cs.colorado.edu/~main/cs1300/doc/bgi/