Added better version information

src/api.cc

Index: src/api.cc
===================================================================
--- src/api.cc	(revision 1814)
+++ src/api.cc	(working copy)
@@ -37,6 +37,7 @@
 #include "serialize.h"
 #include "snapshot.h"
 #include "v8threads.h"
+#include "version.h"
 
 
 #define LOG_API(expr) LOG(ApiEntryCall(expr))
@@ -2422,7 +2423,9 @@
 
 
 const char* v8::V8::GetVersion() {
-  return "1.2.2 (candidate)";
+  static v8::internal::EmbeddedVector<char, 128> buffer;
+  v8::internal::Version::GetString(buffer);
+  return buffer.start();
 }