Updates to passive tracers and NWGOA.
Put back output of t0mk, s0mk.

Conflicts:
	ROMS/Utility/def_avg2.F
	ROMS/Utility/def_his2.F
	ROMS/Utility/wrt_avg.F
Bering Sea with old sfwat code.
Rest of filtering of bottom stress.
Trying other sign convention for wai (oops).
Old code with Arctic passive tracers
Albedo hacking - get it computed in a separate file.
Change ALBEDO to ALBEDO_CLOUD.
Add albedo_ice variable.
New Arctic floats
Merge branch 'alb' into kate_svn

Conflicts:
	ROMS/Include/cppdefs.h
	ROMS/Modules/mod_forces.F
	ROMS/Nonlinear/bulk_flux.F
	ROMS/Nonlinear/ccsm_flux.F
	ROMS/Utility/checkdefs.F