PyImport_AppendInittab() took a char * as a first argument even though that
string was stored beyond the life of the call. Changed the signature to be
const char * to help make this point.

Closes issue #1419652.
diff --git a/Misc/NEWS b/Misc/NEWS
index 6bf6dcd..036a061 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -692,6 +692,9 @@
 C-API
 -----
 
+- Issue #1419652: Change the first argument to PyImport_AppendInittab() to
+  ``const char *`` as the string is stored beyond the call.
+
 - Some PyBytes_* aliases have been removed because they don't exist in 3.x.
 
 - Issue #5175: PyLong_AsUnsignedLongLong now raises OverflowError