Compilation warnings (ticket 47350)
    
    Bug Description:
    	Get rid of the following warnings:
    repl5_replica_config.c:543:14: warning: variable 'r' set but not used [-Wunused-but-set-variable]
    repl5_replica_config.c:721: warning: implicit declaration of function 'valuearray_free'
    repl5_replica_config.c: In function 'replica_config_search':
    repl5_replica_config.c:799: warning: passing argument 2 of 'search_requested_attr' discards qualifiers from pointer target type
    repl5_replica_config.c:753: note: expected 'char *' but argument is of type 'const char *'
    repl5_replica_config.c:804: warning: passing argument 2 of 'search_requested_attr' discards qualifiers from pointer target type
    repl5_replica_config.c:753: note: expected 'char *' but argument is of type 'const char *'
    
    Fix Description:
    
    https://fedorahosted.org/389/ticket/47350
    
    Reviewed by: Mark Reynolds
    
    Platforms tested: fedora
    
    Flag Day: no
    
    Doc impact: no