Change VC and query names to lowercase (close #902)

Make VC and query names consistent by storing them in lowercase in the
database and cache.
Handle VC and query name incase-sensitivity in database access.
Handle referTo in VirtualCorpusRewrite

Change-Id: I7cb94e9b007b6a07fc8b9dd7dda4249318c6c3a5
diff --git a/pom.xml b/pom.xml
index 9441e6b..954fab6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>de.ids-mannheim.korap.kustvakt</groupId>
 	<artifactId>Kustvakt</artifactId>
-	<version>1.0.1</version>
+	<version>1.1-SNAPSHOT</version>
 	<properties>
 		<java.version>21</java.version>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>