[Solid_cc] CLAS12 RICH,LTCC,HTCC update

[Zhiwen Zhao]

Hi, All

Here are some update from CLAS12
1. RICH
http://clasweb.jlab.org/group_meeting_minutes/Physics/talks_2016/rich-10-3.pdf
the mirrors and MAROC readout with cooling and interlock system are 
useful to SoLID CC.
2.LTCC
http://clasweb.jlab.org/group_meeting_minutes/Physics/talks_2016/ungaro-5-2.pdf
the gas system,PMT coating and mirror film
3. HTCC
PMT field shielding

Zhiwen