common: Remove <common.h> and add needed includes

Remove <common.h> from all "commmon/" files and when needed add
missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/common/spl/spl.c b/common/spl/spl.c
index e06bc75..4e92771 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -6,7 +6,7 @@
  * Aneesh V <aneesh@ti.com>
  */
 
-#include <common.h>
+#include <config.h>
 #include <bloblist.h>
 #include <binman_sym.h>
 #include <bootstage.h>