words_expansions() complete

+ TODO : need refactoring and fix to valgrind invalid read size
+ redirections() WIP
+ Generic ft_dup_2d_arr(), ft_split_quotes(), ft_strdup_quotes()
+ shell_loop() continue on error
+ various small fix

Makefile

@@ -29,6 +29,7 @@ SRCS =	main.c init.c free.c generic.c \
 		parsing.c alloc_cmd_array.c \
 		valid_syntax.c valid_pipeline.c valid_command.c valid_io_redirect.c \
 		words_expansions.c expand_token.c rejoin_after_expand.c new_token_for_each_field.c \
+		ft_split_quotes.c ft_strdup_quotes.c \
 		env.c exit.c echo.c 
 
 DIR_OBJS = builds