• add trans_niche class
• add trans_phylo class
• support graphml format in save_network function in trans_network
• fix data offset issue in cal_betadiv of microtable class
• fix filter_taxa parameter issue in cladogram of trans_diff class
• fix freq issue in filter_taxa function
• fix standardize usage issue in trans_env class
• fix min_num_nonpara and get_angle usage issue in trans_diff
• fix normalize_pathways parameter usage issue in tax4fun2
• fix boruta repetition issue in trans_classifier
• fix GMPR sapply return issue
• fix plot_box aes inherit issue in trans_abund class
• add digits parameter in save_abund function in microtable class
• allow otu_table NULL in microtable
• check more input values and parameters in trans_func class
• check input formula in cal_manova function