v0.6.60-nightly

What's Changed

Improvement

• [metasrv] Small refactor: make txn* funcs name consistent (#4097) by @ariesdevil
• StringFunction: hex/unhex (#4095) by @Veeupup
• string function: bin/oct (#4088) by @Veeupup
• Refactor: move some storage related errors to MetaStorageError (#4090) by @lichuang
• [metasrv] refactor: remove CLI arg "--boot". Use "--single" instead. (#4084) by @drmingdrmer

Others

• [metasrv] Small refactor: make txn* funcs name consistent (#4097) by @ariesdevil
• StringFunction: hex/unhex (#4095) by @Veeupup
• Refactor: move some storage related errors to MetaStorageError (#4090) by @lichuang
• [metasrv] refactor: remove CLI arg "--boot". Use "--single" instead. (#4084) by @drmingdrmer