Release v2.5.10

• Fix field value contains the newline character \n
• Fix can't get measurement when measurement starts with select since 2.5.6
• Fix illegal influxql when multiple field keys contains space or dot and are separated by commas without spaces in select query
• Enable _internal database (#32)
• Support flux-dsl (#46)
• Support /api/v2/query and /api/v2/write interface (#54)
• Support cli: influx -type=flux -path-prefix=/api/v2/query
• Compat influxdb /health interface