v0.1: The Initial Release

After about half a year's development, we finally release RisingLight v0.1. RisingLight is an embed database, with an interactive shell built-in, and supports running a few TPC-H queries.

> select * from pg_catalog.contributors
+----------------+
| github_id      |
+----------------+
| Fedomn         |
| LiuYuHui       |
| MingjiHan99    |
| PsiACE         |
| Sunt-ing       |
| TennyZhuang    |
| WindowsXp-Beta |
| alissa-tung    |
| arkbriar       |
| likg227        |
| ludics         |
| nanderstabel   |
| pleiadesian    |
| rapiz1         |
| skyzh          |
| st1page        |
| tabVersion     |
| wangrunji0408  |
| xiaoyong-z     |
| xxchan         |
| yingjunwu      |
| zehaowei       |
| zzl200012      |
+----------------+