some useful methods added: join_with_or, wrap_in_p_tag, append_s_to_plural
some useful methods added: join_with_or, wrap_in_p_tag, append_s_to_plural

Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode,Ensembl/ensembl-webcode