[#967] add note to irm help describing how to remove a replica on a named resource (use itrim instead)
[#967] add note to irm help describing how to remove a replica on a named resource (use itrim instead)

leesab/irods,leesab/irods,janiheikkinen/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,leesab/irods,PaulVanSchayck/irods,janiheikkinen/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,PaulVanSchayck/irods,leesab/irods,janiheikkinen/irods,janiheikkinen/irods,janiheikkinen/irods,leesab/irods,janiheikkinen/irods,PaulVanSchayck/irods,janiheikkinen/irods,PaulVanSchayck/irods,leesab/irods,PaulVanSchayck/irods,leesab/irods,janiheikkinen/irods,janiheikkinen/irods