fix meanings and SEA vti mapping

- tt:value (VTI temperatures from SEA) should not be sample T
- VTI meaning must be ['temperature_regulation',20]
- stick ts meaning must be ['temperature', 30]

Change-Id: Ib6d662bb27d898958c62c02878d9551161cbc8c2

cfg/addons/flamesample_cfg.py

@@ -44,6 +44,7 @@ Mod('ts_high',
 Mod('ts',
     'frappy_psi.parmod.SwitchDriv',
     'automatically switching between ts_low and ts_high',
+    meaning=['temperature', 40],
     value=Param(unit='K'),
     low='ts_low',
     high='ts_high',