string_list: Fix argument order for print_string_list

Update the definition and callers of print_string_list to use the
string_list as the first argument.  This helps make the API easier to
use by being more consistent.

Signed-off-by: Julian Phillips <julian@quantumfyre.co.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

string-list.c

@@ -139,7 +139,7 @@ void string_list_clear_func(struct string_list *list, string_list_clear_func_t c
 }
 
 
-void print_string_list(const char *text, const struct string_list *p)
+void print_string_list(const struct string_list *p, const char *text)
 {
 	int i;
 	if ( text )

string-list.h

@@ -12,7 +12,7 @@ struct string_list
 	unsigned int strdup_strings:1;
 };
 
-void print_string_list(const char *text, const struct string_list *p);
+void print_string_list(const struct string_list *p, const char *text);
 void string_list_clear(struct string_list *list, int free_util);
 
 /* Use this function to call a custom clear function on each util pointer */