Standardized repositories element in POM to point to DANS releases an…

…d snapshots repos.

Removed pluginRepositories element, as we hardly ever use any special plugins hosted by our own Maven repo.

pom.xml

@@ -158,11 +158,24 @@
 
     <repositories>
         <repository>
-            <id>DANS</id>
+            <id>dans-releases</id>
             <releases>
                 <enabled>true</enabled>
             </releases>
-            <url>http://maven.dans.knaw.nl/releases</url>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+            <url>https://maven.dans.knaw.nl/releases/</url>
+        </repository>
+        <repository>
+            <id>dans-snapshots</id>
+            <releases>
+                <enabled>false</enabled>
+            </releases>
+            <snapshots>
+                <enabled>true</enabled>
+            </snapshots>
+            <url>https://maven.dans.knaw.nl/snapshots/</url>
         </repository>
     </repositories>