[PATCH 4 of 9] Revert accidental change

[Wald Commits]

# HG changeset patch
# User Andre Heinecke <andre.heinecke at intevation.de>
# Date 1408118987 -7200
# Node ID c27c04030a8dab84cabc60e5677336509983e325
# Parent  7d4be7a6a2b16cc94a6192fbc3ab27c733eb296c
Revert accidental change.

    This is now already handled in a better way.

diff -r 7d4be7a6a2b1 -r c27c04030a8d artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContextFactory.java
--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContextFactory.java	Fri Aug 15 18:09:08 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/context/RiverContextFactory.java	Fri Aug 15 18:09:47 2014 +0200
@@ -261,9 +261,6 @@
 
             String xlink = tmp.getAttribute(XPATH_XLINK);
             xlink        = Config.replaceConfigDir(xlink);
-            if (xlink.isEmpty()) {
-                continue;
-            }
 
             File file = new File(xlink);
             if (!file.isFile() || !file.canRead()) {