Update library version

Signed-off-by: Gary O'Neall <gary@sourceauditor.com>

Author: goneall

src/main/java/org/spdx/library/Version.java

@@ -47,7 +47,7 @@ public class Version {
 			TWO_POINT_ONE_VERSION, TWO_POINT_TWO_VERSION, TWO_POINT_THREE_VERSION
 	})));
 
-	public static final String CURRENT_IMPLEMENTATION_VERSION = "1.1.5";
+	public static final String CURRENT_IMPLEMENTATION_VERSION = "1.1.6";
 
 	public static String verifySpdxVersion(String spdxVersion) {
 		if (!spdxVersion.startsWith("SPDX-")) {