0.11.0

Features

• Add-ons: rework mender-troubleshoot architecture to integrate file transfer #81 and port forwarding #85 🚀
• Add-ons: move mender-configure and mender-inventory to separate APIs from the core source code #81 🚀

Bug fix

• Fix "Already installed" artifact management #82 from @larsewi
• Fix zephyr websocket memory management issue that was causing instability of the system (memory reused after freed) #81