v3.1.1

✨ New Features

• e6ef15f - support BaiduPinyin backup binary format (commit by @nopdan and @stevenlele)
• 2d9abdb - LibIME pinyin txt format. (pr by @rocka)

🐛 Bug Fixes

• 2a3847e - #301 Linux下输出文件有多余的反斜杠 (commit by @nopdan)
• 566ef63 - sogou bin CodeType (commit by @nopdan)
• 3012c56 - baidu-bin: skip when flag is false (commit by @nopdan)
• 960314a - fix npe (pr by @rocka)
• be19864 - LibIME pinyin text format: fix pinyin exported (pr by @blackteahamburger)

⚡ Performance Improvements

• 9bb95ef - improve baidu bin decode (commit by @nopdan)

🔧 Chores

• c8b5629 - discard export rime userdb (commit by @nopdan)
• c40b4bb - format code with csharpier (commit by @nopdan)
• 316e353 - fix warning (commit by @nopdan)
• f4e7839 - bump version to 3.1.1 (commit by @nopdan)