Move battery-charger-imax-b6ac.md images to assets #13
Description
Raw battery-charger-imax-b6ac.md (current) currently has stuff like <img src="https://user-images.githubusercontent.com/6171234/31945038-4d5a12f8-b8ce-11e7-84d2-323e4650ef87.jpg" alt="b6ac box content" height="300" align="middle">.
Task: move these images to assets.