Lists of changes unrelated to CLUBB

MG2 microphysics
new topography file (for the AMIP run)

Tuning parameters changed for CAM-CLUBB runs

dcs = 115 (micro_mg2_0.F90)
rhmaxi = 1.0 (cldwat2m_macro.F90)
zmconv_c0_lnd = 0.0075
dust_emis_fact = 0.13
sol_facti_cloud_borne = 0.9
micro_mg_num_steps = 1
cld_macmic_num_steps = 6