Addresses #1032, #1343

toku_portability.h is now the first header include for all newbrt test files

git-svn-id: file:///svn/toku/tokudb@8690 c7de825b-a66e-492c-adef-691d508d4ae1

newbrt/tests/test_toku_malloc_plain_free.c

+#include "toku_portability.h"
 #include "memory.h"
 #include "stdlib.h"