R for Rotate
This plugin allows you to use a key press to emulate the middle click button letting you rotate the selected item.
After installation press "r" to rotate an object selected in build mode.
Alternate control methods is to use ctrl+shift+mousewheel will also rotate.
Detailed instructions can be found here:
Download the latest release at: https://github.com/brcoding/moddingtalespire/releases/latest