Sim fixes.

Pulled a fix to the simulator app ("long" is 64-bit when 32-bit was
needed) from master.  sim-eng is useful for verifying the x86 SMP stuff.

Also quieted a compiler warning.

Change-Id: I399ea4923b7e0650d5f995e056c751374b057fbd
diff --git a/simulator/wrapsim/SimMgr.c b/simulator/wrapsim/SimMgr.c
index a35c7c6..9b566cf 100644
--- a/simulator/wrapsim/SimMgr.c
+++ b/simulator/wrapsim/SimMgr.c
@@ -763,8 +763,8 @@
                     goto bail;
             }
         } else if (msg.mType == kTypeConfig) {
-            const char *name;
-            const char *val;
+            const char* name = NULL;
+            const char* val = NULL;
             getConfig(&msg, &name, &val);
             if(strcmp(name, "keycharmap") == 0) {
                 free((void*)gWrapSim.keyMap);