microeco v1.0.0

• add cal_anosim function in trans_beta class
• fix KW_dunn bug when groups have hyphen in trans_alpha class
• extend p_adjust_method to KW_dunn in trans_alpha class
• add alpha param in cal_diff of trans_alpha class
• extend alpha param to anova letters in trans_diff class
• add ggpairs param in cal_autocor of trans_env class
• fix show_taxa select bug in trans_ordination of trans_env class
• check use_taxa_num in plot_diff_cladogram func of trans_diff class
• optimize trans_venn & delete redundant params
• KW_dunn letter ordered by medians from high to low
• optimize filter_thres parameter in trans_diff class
• fix group value NAN return NA bug in trans_alpha class
• add standardize param in trans_env class
• extend filter_thres param to more methods in trans_diff class
• add filter_thres param in cal_cor of trans_env class
• add 'none' in plot_type param of plot_cor in trans_env class
• add xtext_angle param in plot_cor of trans_env class
• add Unassigned in pattern param of tidy_taxonomy function
• add check_taxa_abund, check_microtable and check_tax_level functions