Remove unused imports.

api/src/main/java/com/dmdirc/events/DisplayLocation.java

@@ -24,8 +24,6 @@ package com.dmdirc.events;
 
 import com.dmdirc.interfaces.WindowModel;
 
-import java.util.function.BiPredicate;
-
 /**
  * Valid values for the DISPLAY_LOCATION property and how to test for them.
  */

src/main/java/com/dmdirc/ui/messages/YamlEventFormatProvider.java

@@ -27,7 +27,6 @@ import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Optional;