v-7-close-sync-iterator

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[unreleased]

Features

• support memory and disk design - (b50dd6a) - TeamMeng
• support data read and write - (92bcf6d) - TeamMeng
• support database startup - (8f19d85) - TeamMeng
• support data delete - (16bea6e) - TeamMeng
• support data file - (1399be5) - TeamMeng
• support log record encode - (f6ad03b) - TeamMeng
• support close, sync, iterator - (44443a2) - TeamMeng

Miscellaneous Chores

• init project - (e3e9d04) - TeamMeng