Cleaned up code that parses and reports errors. Added check for property tag numbers to be greater than zero.
diff --git a/com.google.eclipse.protobuf.ui/build.properties b/com.google.eclipse.protobuf.ui/build.properties
index 0d2ea5b..0ffd4f4 100644
--- a/com.google.eclipse.protobuf.ui/build.properties
+++ b/com.google.eclipse.protobuf.ui/build.properties
@@ -4,4 +4,5 @@
                .,\
                plugin.xml,\
                OSGI-INF/,\
-               icons/
+               icons/,\
+               OSGI-INF/l10n/bundle.properties