OpenSCAD OpenLock - Remix Series (Inch scale)

These are special 7mm tall variants of the [OpenSCAD OpenLock Collection](http://www.thingiverse.com/thing:1921325). They have no texture, and can be used for mixing your own designs.

Why choose these over the original OpenLock tiles? I would argue that these tiles have the following improvements:
* Only one support to remove per connector.
* Each tile has a small bevel around the base.
* This means less cleanup is required for printers that are not exactly calibrated. (E.g., if the