Bugfixes to iniReadStringList():

* If a default value of NULL is passed and there is no key (or the value is
  blank), NULL is returned, rather than single value of "(null)"
* White-space chars prepended to values following separators are now stripped

src/xpdev/ini_file.c

@@ -506,6 +506,7 @@ static str_list_t splitList(char* list, const char* sep)
 
 	token=strtok(list,sep);
 	while(token!=NULL) {
+		SKIP_WHITESPACE(token);
 		truncsp(token);
 		if(strListAppend(&lp,token,items++)==NULL)
 			break;
@@ -525,6 +526,9 @@ str_list_t iniReadStringList(FILE* fp, const char* section, const char* key
 	if((value=read_value(fp,section,key,buf))==NULL || *value==0 /* blank */)
 		value=(char*)deflt;
 
+	if(value==NULL)
+		return(NULL);
+
 	SAFECOPY(list,value);
 
 	return(splitList(list,sep));