add support from the optics module

[prjemian]

The optics module provides support for a variety of optical devices (several slit designs, filters, Kohzu monochromator in use at the APS and perhaps elsewhere.

• opticsSupport.dbd
• documentation

[prjemian]

In addition to the primary uses at beamlines, adding this support makes it easier to construct a virtual beamline simulator.

[gilesknap]

Added in #100 but this still needs an optics.ibek.support.yaml