Get the download here:
http://63.251.20.184/release.zipThere's a primitive building system ready.
Hit B for the building menu. Select up to five brick datablocks. Place those 5 using the number keys.
Move sliders to adjust color of a ghost brick before placing it.
Enter to plant. ijklp; to move. Slash to remove ghost brick.
Right click *your* bricks to delete them.
Alt to toggle super shift.
Features not included:
Floating bricks prevention.
Overlapping bricks prevention.
Trust system.
Changing bricks color after they're planted.
I even forgot to give you a keybind to rotate ghost bricks. But rotation in general is supported for bricks (e.g. those that loaded.)
Other notes:
Hit q to drop item.
Hit m to toggle mouselock.
Wait for bricks to load before you can move.