Release v0.1.15

What's Changed

• doc: update README by @chenquan in #29
• chore(xstream): optimize Tail by @chenquan in #30
• fix(xstream): fix memory leak in Limit by @chenquan in #31
• test(SharedMap): add more tests by @chenquan in #32
• doc(readme): add description by @chenquan in #33
• chore(action): add reviewdog by @chenquan in #34
• chore: remove ballast by @chenquan in #35

Full Changelog: v0.1.14...v0.1.15