Fixed supported versions in the configs & changed delimiter to comma.

Change-Id: I91f001dcee42ff8b86520a6dfecaa17a2d1cb6e1
diff --git a/src/main/java/de/ids_mannheim/korap/config/KustvaktConfiguration.java b/src/main/java/de/ids_mannheim/korap/config/KustvaktConfiguration.java
index 9fa7e85..a1ccd11 100644
--- a/src/main/java/de/ids_mannheim/korap/config/KustvaktConfiguration.java
+++ b/src/main/java/de/ids_mannheim/korap/config/KustvaktConfiguration.java
@@ -15,6 +15,7 @@
 import java.util.Properties;
 import java.util.Set;
 import java.util.regex.Pattern;
+import java.util.stream.Collectors;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -161,7 +162,8 @@
         this.supportedVersions = new HashSet<>();
         if (!supportedVersions.isEmpty()) {
             List<String> versionArray = Arrays
-                    .asList(supportedVersions.split(" "));
+                    .stream(supportedVersions.split(",")).map(String::trim)
+                    .collect(Collectors.toList());
             this.supportedVersions.addAll(versionArray);
         }
         this.supportedVersions.add(currentVersion);
diff --git a/src/main/resources/kustvakt.conf b/src/main/resources/kustvakt.conf
index a45eb41..e90c513 100644
--- a/src/main/resources/kustvakt.conf
+++ b/src/main/resources/kustvakt.conf
@@ -14,8 +14,8 @@
 # Kustvakt
 api.welcome.message = Welcome to KorAP API!
 current.api.version = v1.0
-# multiple versions separated by space
-# supported.api.version = v1.0
+# multiple versions comma separated
+# supported.api.versions = v1.0
 
 # server
 server.port=8089