libuser-0.57.7
Update FSF address
Drop some redundant code.
Remove unreachable return statements.
Correctly cast an argument to tolower ().
Report error when names of non-existent entities are passed to *enumerate*
Add lu_users_enumerate_by_group_full and lu_groups_enumerate_by_user_full
Don't continue into following lines in lu_util_line_get_matchingx ()