[PATCH] Upgrade PostgreSQL dependency to same version as river-backend

[Wald Commits]

# HG changeset patch
# User "Tom Gottfried <tom at intevation.de>"
# Date 1418747997 -3600
# Node ID a3397b6aab0aca120e99a8d8ed09294018936534
# Parent  9f8a3e59ca024d75d54170be6bc7b41eb1e6030e
Upgrade PostgreSQL dependency to same version as river-backend.

diff -r 9f8a3e59ca02 -r a3397b6aab0a artifact-database/pom.xml
--- a/artifact-database/pom.xml	Tue Dec 02 17:58:59 2014 +0100
+++ b/artifact-database/pom.xml	Tue Dec 16 17:39:57 2014 +0100
@@ -77,7 +77,7 @@
     <dependency>
       <groupId>postgresql</groupId>
       <artifactId>postgresql</artifactId>
-      <version>8.4-702.jdbc4</version>
+      <version>9.1-901-1.jdbc4</version>
     </dependency>
     <dependency>
       <groupId>commons-dbcp</groupId>