Created libc under containers/posix which now all tasks use to build.

There is a problem in the new libc that test0 now misbehaves. Going to be fixed.

containers/posix/mm0/src/lib/addr.c

@@ -9,7 +9,7 @@
 #include <l4/types.h>
 #include INC_GLUE(memory.h)
 #include <lib/addr.h>
-#include <stdio.h>
+#include <printf.h>
 
 /*
  * Initializes an address pool, but uses an already

containers/posix/mm0/src/lib/bit.c

@@ -6,7 +6,7 @@
 #include <lib/bit.h>
 #include <l4/macros.h>
 #include <l4/config.h>
-#include <stdio.h>
+#include <printf.h>
 #include INC_GLUE(memory.h)
 
 /* Emulation of ARM's CLZ (count leading zeroes) instruction */

containers/posix/mm0/src/lib/elf/elf.c

@@ -10,7 +10,7 @@
 #include <lib/elf/elfprg.h>
 #include <lib/elf/elfsym.h>
 #include <lib/elf/elfsect.h>
-
+#include <printf.h>
 
 int elf_probe(struct elf_header *header)
 {

containers/posix/mm0/src/lib/idpool.c

@@ -7,7 +7,7 @@
 #include <lib/malloc.h>
 #include <l4/macros.h>
 #include INC_GLUE(memory.h)
-#include <stdio.h>
+#include <printf.h>
 #include <l4/api/errno.h>
 
 struct id_pool *id_pool_new_init(int totalbits)

containers/posix/mm0/src/lib/malloc.c

@@ -18,6 +18,7 @@ Messages that indicate a software error will contain three asterisks (***).
 *****************************************************************************/
 #include <string.h> /* memcpy(), memset() */
 #include <stdio.h> /* printf() */
+#include <printf.h>
 #include <l4/macros.h>
 #define	_32BIT	1