Updated the version to go along with the merge of pull requests
462 and 468 from Leo Moser (dealing with the duplicate path
entry for xschem and the name of the ngspice initialization
file).

VERSION

diff --git a/VERSION b/VERSION
index d106694..624db48 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.502
+1.0.503