v0.10.6

Enhancements:

• Publish docker image for the central collector (#337)
• Capture and display aggregated query stats as part of traces (#347)

Bug fixes:

• Glowroot not working with WAS 8.5 / Java 6 (#336)
• "Allocated Memory" is not displaying any value (#339)
• Concurrent executions of the same async query are not aggregating correctly (#346)