Remove unused imports

Author: ctrueden

src/main/java/org/scijava/desktop/links/DefaultLinkService.java

@@ -31,7 +31,6 @@
 import org.scijava.event.ContextCreatedEvent;
 import org.scijava.event.EventHandler;
 import org.scijava.desktop.DesktopIntegrationProvider;
-import org.scijava.desktop.links.SchemeInstaller;
 import org.scijava.log.LogService;
 import org.scijava.platform.Platform;
 import org.scijava.platform.PlatformService;

src/main/java/org/scijava/desktop/options/OptionsDesktop.java

@@ -32,7 +32,6 @@
 import java.io.IOException;
 import java.util.List;
 import java.util.function.Function;
-import java.util.function.Supplier;
 
 import org.scijava.desktop.DesktopIntegrationProvider;
 import org.scijava.log.LogService;

src/main/java/org/scijava/desktop/platform/linux/LinuxPlatform.java

@@ -42,18 +42,15 @@
 import org.scijava.plugin.Plugin;
 
 import java.io.IOException;
-import java.io.InputStream;
 import java.net.URL;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.StandardOpenOption;
-import java.util.HashMap;
 import java.util.HashSet;
 import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
-import java.util.Properties;
 import java.util.Set;
 
 /**