microeco v0.15.0

• support regression in trans_classifier
• add plot_feature_imp func in trans_classifier
• KW_dunn default letter instead of asterisk in trans_alpha and trans_diff
• merge_all param to support mpa format in save_abund of microtable
• add lm_equation param in plot_scatterfit of trans_env
• fix coverage issue in microtable
• more options in Upset plot in trans_venn
• add perc param in cal_spe_func_perc of trans_func
• add merge_by in cal_abund and sep in save_abund
• fix group passing bug in trans_beta
• fix index checking in cal_ordination of trans_env
• warning for NA in cal_spe_func
• stop for no edge in cal_network of trans_network
• adjust default p_adjust_type in cal_cor of trans_env
• support dataset NULL in trans_diff
• support dataset and network_method NULL in trans_network
• rename ANCOMBC to ancombc2 in trans_diff
• add DESeq2 method in trans_diff
• fix plot_diff_abund issue for ancombc2 in trans_diff