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/main/fw_cfg.py

@@ -12,8 +12,9 @@ Mod('sea_main',
 Mod('ts',
     'frappy_psi.sea.SeaDrivable', '',
     io='sea_main',
+    meaning=['temperature', 20],
     sea_object='tt',
-    rel_paths=['.', 'ts'],
+    rel_paths=['ts', 'set'],
 )
 
 Mod('t2',