MFH: rawurlencode now conforms to rfc 3986 (~ is not encoded) [DOC]

ext/standard/url.c

@@ -569,7 +569,7 @@ PHPAPI char *php_raw_url_encode(char const *s, int len, int *new_length)
 		if ((str[y] < '0' && str[y] != '-' && str[y] != '.') ||
 			(str[y] < 'A' && str[y] > '9') ||
 			(str[y] > 'Z' && str[y] < 'a' && str[y] != '_') ||
-			(str[y] > 'z')) {
+			(str[y] > 'z' && str[y] != '~')) {
 			str[y++] = '%';
 			str[y++] = hexchars[(unsigned char) s[x] >> 4];
 			str[y] = hexchars[(unsigned char) s[x] & 15];