Correction des ombres "souterraines"

countn2_1.col, countn2_10.col, countn2_12.col, countn2_13.col, countn2_14.col, countn2_18.col, countn2_19.col, countn2_2.col, countn2_20.col, countn2_3.col, countn2_4.col, countn2_7.col, countn2_8.col, countn2_9.col, countrye_1.col, countrye_10.col, countrye_13.col, countrye_2.col, countrye_3.col, countrye_4.col, countrye_5.col, countrye_6.col, countrye_7.col, countrye_8.col, countryn_1.col, countryn_3.col, countryn_4.col, countryn_5.col, countryn_8.col, countryn_9.col, countrys_10.col, countrys_11.col, countrys_4.col, countrys_9.col, dynamic.col, lae2_2.col, lae2_3.col, lae2_4.col, lae2_5.col, lae_1.col, lae_2.col, lae_3.col, lae_4.col, lae_5.col, lahills_3.col, lahills_5.col, lahills_6.col, lan2_1.col, lan_2.col, las2_1.col, las2_2.col, las2_3.col, las2_4.col, las_1.col, las_2.col, law2_2.col, law2_4.col, lawn_3.col, sfe_1.col, sfe_7.col, sfn_2.col, sfs_2.col, sfs_3.col, sfs_4.col, sfs_5.col, sfs_6.col, sfs_7.col, sfs_8.col, sfs_9.col, sfse_1.col, sfse_15.col, sfse_5.col, sfw_5.col, vegase_10.col, vegase_2.col, vegase_3.col, vegase_5.col, vegase_6.col, vegasn_1.col, vegasn_2.col, vegasn_3.col, vegasn_4.col, vegasn_5.col, vegass_2.col, vegass_3.col, vegasw_1.col, vegasw_2.col, vegasw_3.col, vegasw_4.col, vegasw_7.col, vegasw_8.col, vegasw_9.col, vegaxref.col, vegepart.col