added datasets layers.* and scores.* for www 2012 & 2013. updated SelectLayers() to plyr::rename() layers if fed a named character vector
Merge branch 'master' of https://github.com/bbest/ohicore

Conflicts:
	inst/extdata/layers.Global2012.vWeb2012b/FIS_Trend_2012a_lyr.csv
	inst/extdata/layers.Global2012.vWeb2012b/GL_NCEAS_MAR_Trend_v2012a_lyr.csv
	inst/extdata/layers.Global2012.vWeb2012b/cc_acid_2012.csv
	inst/extdata/layers.Global2012.vWeb2012b/cc_slr_2012.csv
	inst/extdata/layers.Global2012.vWeb2012b/cntry_georegions_long_2013b.csv
	inst/extdata/layers.Global2012.vWeb2012b/cntry_rgn_2013.csv
	inst/extdata/layers.Global2012.vWeb2012b/cp_habitat_extent_rank.csv
	inst/extdata/layers.Global2012.vWeb2012b/cs_habitat_extent.csv
	inst/extdata/layers.Global2012.vWeb2012b/fp_art_lb_2012.csv
	inst/extdata/layers.Global2012.vWeb2012b/hab_habitat_extent.csv
	inst/extdata/layers.Global2012.vWeb2012b/hab_habitat_health_disaggregatedNature2012.csv
	inst/extdata/layers.Global2012.vWeb2012b/hab_habitat_presence.csv
	inst/extdata/layers.Global2012.vWeb2012b/hab_habitat_trend_disaggregatedNature2012.csv
	inst/extdata/layers.Global2012.vWeb2012b/ico_spp_extinction_status.csv
	inst/extdata/layers.Global2012.vWeb2012b/ico_spp_popn_trend.csv
	inst/extdata/layers.Global2012.vWeb2012b/le_sector_weight_disaggregateNature2012b.csv
	inst/extdata/layers.Global2012.vWeb2012b/lsp_prot_area_inland1km.csv
	inst/extdata/layers.Global2012.vWeb2012b/lsp_prot_area_offshore3nmb.csv
	inst/extdata/layers.Global2012.vWeb2012b/np_harvest_relative_v2013a_updated_lyr_NAmanualoverride.csv
	inst/extdata/layers.Global2012.vWeb2012b/np_sustainability_v2012a_updated_lyr.csv
	inst/extdata/layers.Global2012.vWeb2012b/np_weight_combo_2012a_updated_lyr.csv
	inst/extdata/layers.Global2012.vWeb2012b/p_fp_art_hb_disaggregateNature2012.csv
	inst/extdata/layers.Global2012.vWeb2012b/p_hd_subtidal_hb_v2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/p_sp_alien_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/po_pathogens_trend_sanitation2008to2011_popninland25km2008to2013.csv
	inst/extdata/layers.Global2012.vWeb2012b/po_rgn_hd_subtidal_sb_2012a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_alien_species_Nature2012disaggregated.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_cites_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_fishing_v1_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_fishing_v1_eez_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_fishing_v2_eez_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_fishing_v3_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_fishing_v3_eez_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_habitat_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_habitat_combo_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_habitat_combo_eez_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_li_sector_evenness_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_mariculture_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_mora_s4_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_msi_gov_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_tourism_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/r_water_2013a.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_area_inland1km.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_area_offshore3nm.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_fao_gcs_area.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_georegions_labels_long_2013b.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_georegions_long_2013b.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_global.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_labels.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_spp_score_offshore3nm_2013.csv
	inst/extdata/layers.Global2012.vWeb2012b/rgn_spp_trend_2012.csv
	inst/extdata/layers.Global2012.www2013/FIS_Status_2012a_lyr.csv
	inst/extdata/layers.Global2012.www2013/FIS_Trend_2012a_lyr.csv
	inst/extdata/layers.Global2012.www2013/GL-NCEAS_CW_Fertilizers_trend_v2012a.csv
	inst/extdata/layers.Global2012.www2013/GL-NCEAS_CW_Pesticides_trend_v2012a.csv
	inst/extdata/layers.Global2012.www2013/GL_FP_wildcaught_weight_v2012a_lyr.csv
	inst/extdata/layers.Global2012.www2013/GL_NCEAS_MAR_Status_v2012a_lyr.csv
	inst/extdata/layers.Global2012.www2013/GL_NCEAS_MAR_Trend_v2012a_lyr.csv
	inst/extdata/layers.Global2012.www2013/GenEsc_v2012a.csv
	inst/extdata/layers.Global2012.www2013/TourRec_Status_2012a_Sep23b.csv
	inst/extdata/layers.Global2012.www2013/TourRec_Trend_2012a_Sep23b.csv
	inst/extdata/layers.Global2012.www2013/cc_acid_2012.csv
	inst/extdata/layers.Global2012.www2013/cc_slr_2012.csv
	inst/extdata/layers.Global2012.www2013/cc_sst_2012.csv
	inst/extdata/layers.Global2012.www2013/cc_uv_2012.csv
	inst/extdata/layers.Global2012.www2013/cntry_georegions_long_2013b.csv
	inst/extdata/layers.Global2012.www2013/cntry_rgn_2013.csv
	inst/extdata/layers.Global2012.www2013/cp_habitat_extent_rank.csv
	inst/extdata/layers.Global2012.www2013/cs_habitat_extent.csv
	inst/extdata/layers.Global2012.www2013/fp_art_lb_2012.csv
	inst/extdata/layers.Global2012.www2013/fp_com_hb_2012.csv
	inst/extdata/layers.Global2012.www2013/fp_com_lb_2012.csv
	inst/extdata/layers.Global2012.www2013/hab_habitat_extent.csv
	inst/extdata/layers.Global2012.www2013/hab_habitat_health_disaggregatedNature2012.csv
	inst/extdata/layers.Global2012.www2013/hab_habitat_presence.csv
	inst/extdata/layers.Global2012.www2013/hab_habitat_trend_disaggregatedNature2012.csv
	inst/extdata/layers.Global2012.www2013/hd_intertidal_2012.csv
	inst/extdata/layers.Global2012.www2013/ico_spp_extinction_status.csv
	inst/extdata/layers.Global2012.www2013/ico_spp_popn_trend.csv
	inst/extdata/layers.Global2012.www2013/le_sector_weight_disaggregateNature2012b.csv
	inst/extdata/layers.Global2012.www2013/lsp_prot_area_inland1km.csv
	inst/extdata/layers.Global2012.www2013/lsp_prot_area_offshore3nmb.csv
	inst/extdata/layers.Global2012.www2013/np_harvest_relative_v2013a_updated_lyr_NAmanualoverride.csv
	inst/extdata/layers.Global2012.www2013/np_sustainability_v2012a_updated_lyr.csv
	inst/extdata/layers.Global2012.www2013/np_weight_combo_2012a_updated_lyr.csv
	inst/extdata/layers.Global2012.www2013/p_fp_art_hb_disaggregateNature2012.csv
	inst/extdata/layers.Global2012.www2013/p_hd_subtidal_hb_v2013a.csv
	inst/extdata/layers.Global2012.www2013/p_sp_alien_2013a.csv
	inst/extdata/layers.Global2012.www2013/po_chemicals_2012.csv
	inst/extdata/layers.Global2012.www2013/po_chemicals_3nm_2012.csv
	inst/extdata/layers.Global2012.www2013/po_nutrients_2012.csv
	inst/extdata/layers.Global2012.www2013/po_nutrients_3nm_2012.csv
	inst/extdata/layers.Global2012.www2013/po_pathogens_sanitation2008_popninland25km2008.csv
	inst/extdata/layers.Global2012.www2013/po_pathogens_trend_sanitation2008to2011_popninland25km2008to2013.csv
	inst/extdata/layers.Global2012.www2013/po_rgn_hd_subtidal_sb_2012a.csv
	inst/extdata/layers.Global2012.www2013/po_trash2011.csv
	inst/extdata/layers.Global2012.www2013/r_alien_species_Nature2012disaggregated.csv
	inst/extdata/layers.Global2012.www2013/r_cites_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_fishing_v1_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_fishing_v1_eez_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_fishing_v2_eez_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_fishing_v3_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_fishing_v3_eez_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_habitat_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_habitat_combo_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_habitat_combo_eez_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_li_gci_Nature2012disaggregated.csv
	inst/extdata/layers.Global2012.www2013/r_li_sector_evenness_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_mariculture_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_mora_s4_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_msi_gov_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_tourism_2013a.csv
	inst/extdata/layers.Global2012.www2013/r_water_2013a.csv
	inst/extdata/layers.Global2012.www2013/rgn_area_inland1km.csv
	inst/extdata/layers.Global2012.www2013/rgn_area_offshore3nm.csv
	inst/extdata/layers.Global2012.www2013/rgn_fao_gcs_area.csv
	inst/extdata/layers.Global2012.www2013/rgn_fao_targeted_2012a_rescaled.csv
	inst/extdata/layers.Global2012.www2013/rgn_georegions_labels_long_2013b.csv
	inst/extdata/layers.Global2012.www2013/rgn_georegions_long_2013b.csv
	inst/extdata/layers.Global2012.www2013/rgn_global.csv
	inst/extdata/layers.Global2012.www2013/rgn_labels.csv
	inst/extdata/layers.Global2012.www2013/rgn_popn5yrtrend_inland25mi_2007to2012.csv
	inst/extdata/layers.Global2012.www2013/rgn_spp_score_2012.csv
	inst/extdata/layers.Global2012.www2013/rgn_spp_score_offshore3nm_2013.csv
	inst/extdata/layers.Global2012.www2013/rgn_spp_trend_2012.csv
	inst/extdata/layers.Global2012.www2013/rgn_wb_gdppcppp_rescaled_year_2012b.csv
	inst/extdata/layers.Global2012.www2013/rgn_wb_wgi_2012a_rescaled.csv
	inst/extdata/layers.Global2012.www2013/rgn_wb_wgi_2012a_rescaled_inverse.csv
	inst/extdata/layers.Global2013.www2013/FIS_Trend_2013a_lyr.csv
	inst/extdata/layers.Global2013.www2013/GL_NCEAS_MAR_Trend_v2013a_lyr.csv
	inst/extdata/layers.Global2013.www2013/cc_acid_2013.csv
	inst/extdata/layers.Global2013.www2013/cc_slr_2013.csv
	inst/extdata/layers.Global2013.www2013/cntry_georegions_long_2013b.csv
	inst/extdata/layers.Global2013.www2013/cntry_rgn_2013.csv
	inst/extdata/layers.Global2013.www2013/cp_habitat_extent_rank.csv
	inst/extdata/layers.Global2013.www2013/cs_habitat_extent.csv
	inst/extdata/layers.Global2013.www2013/fp_art_lb_2013.csv
	inst/extdata/layers.Global2013.www2013/hab_habitat_extent.csv
	inst/extdata/layers.Global2013.www2013/hab_habitat_health_disaggregatedNature2012.csv
	inst/extdata/layers.Global2013.www2013/hab_habitat_presence.csv
	inst/extdata/layers.Global2013.www2013/hab_habitat_trend_disaggregatedNature2012.csv
	inst/extdata/layers.Global2013.www2013/ico_spp_extinction_status.csv
	inst/extdata/layers.Global2013.www2013/ico_spp_popn_trend.csv
	inst/extdata/layers.Global2013.www2013/le_sector_weight_disaggregateNature2012b.csv
	inst/extdata/layers.Global2013.www2013/lsp_prot_area_inland1km.csv
	inst/extdata/layers.Global2013.www2013/lsp_prot_area_offshore3nmb.csv
	inst/extdata/layers.Global2013.www2013/np_harvest_relative_v2013a_updated_lyr_NAmanualoverride.csv
	inst/extdata/layers.Global2013.www2013/np_sustainability_v2013a_updated_lyr.csv
	inst/extdata/layers.Global2013.www2013/np_weight_combo_2013a_updated_lyr.csv
	inst/extdata/layers.Global2013.www2013/p_fp_art_hb_disaggregateNature2012.csv
	inst/extdata/layers.Global2013.www2013/p_hd_subtidal_hb_v2013a.csv
	inst/extdata/layers.Global2013.www2013/p_sp_alien_2013a.csv
	inst/extdata/layers.Global2013.www2013/po_pathogens_trend_sanitation2008to2011_popninland25km2008to2013.csv
	inst/extdata/layers.Global2013.www2013/po_rgn_hd_subtidal_sb_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_alien_species_Nature2012disaggregated.csv
	inst/extdata/layers.Global2013.www2013/r_cites_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_fishing_v1_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_fishing_v1_eez_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_fishing_v2_eez_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_fishing_v3_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_fishing_v3_eez_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_habitat_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_habitat_combo_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_habitat_combo_eez_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_li_sector_evenness_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_mariculture_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_mora_s4_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_msi_gov_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_tourism_2013a.csv
	inst/extdata/layers.Global2013.www2013/r_water_2013a.csv
	inst/extdata/layers.Global2013.www2013/rgn_area_inland1km.csv
	inst/extdata/layers.Global2013.www2013/rgn_area_offshore3nm.csv
	inst/extdata/layers.Global2013.www2013/rgn_fao_gcs_area.csv
	inst/extdata/layers.Global2013.www2013/rgn_georegions_labels_long_2013b.csv
	inst/extdata/layers.Global2013.www2013/rgn_georegions_long_2013b.csv
	inst/extdata/layers.Global2013.www2013/rgn_global.csv
	inst/extdata/layers.Global2013.www2013/rgn_labels.csv
	inst/extdata/layers.Global2013.www2013/rgn_spp_score_offshore3nm_2013.csv
	inst/extdata/layers.Global2013.www2013/rgn_spp_trend_2013.csv