v5.3.0

Chores

• install @kelp404/changelog.config (ebd8d08)
• release v5.3.0 (e1000cd)
• upgrade grunt from v1.0.4 to v1.5.3 (402fe21)

Code Refactoring

• refactor like query (6afea93)

Features

• support regexp equal query (f3ef8c9)