Rename preferences to prefs package

We have a short name PrefService, so we should use a short package name
instead of a long package name.

Author: hinerm

src/main/java/org/scijava/io/DefaultRecentFileService.java

@@ -48,7 +48,7 @@
 import org.scijava.module.ModuleService;
 import org.scijava.plugin.Parameter;
 import org.scijava.plugin.Plugin;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.PrefService;
 import org.scijava.service.AbstractService;
 import org.scijava.service.Service;
 import org.scijava.util.FileUtils;

src/main/java/org/scijava/module/DefaultModuleService.java

@@ -54,7 +54,7 @@
 import org.scijava.plugin.Parameter;
 import org.scijava.plugin.Plugin;
 import org.scijava.plugin.PluginService;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.PrefService;
 import org.scijava.service.AbstractService;
 import org.scijava.service.Service;
 import org.scijava.thread.ThreadService;

src/main/java/org/scijava/module/ModuleService.java

@@ -42,7 +42,7 @@
 import org.scijava.module.process.ModulePreprocessor;
 import org.scijava.module.process.PostprocessorPlugin;
 import org.scijava.module.process.PreprocessorPlugin;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.PrefService;
 import org.scijava.service.SciJavaService;
 
 /**

src/main/java/org/scijava/options/OptionsPlugin.java

@@ -38,7 +38,7 @@
 import org.scijava.options.event.OptionsEvent;
 import org.scijava.plugin.Parameter;
 import org.scijava.plugin.SingletonPlugin;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.PrefService;
 
 // TODO - outline for how to address issues with options (initializing, aggregating into 1 dialog)
 

src/main/java/org/scijava/preferences/AbstractPrefService.java renamed to src/main/java/org/scijava/prefs/AbstractPrefService.java

@@ -29,7 +29,7 @@
  * #L%
  */
 
-package org.scijava.preferences;
+package org.scijava.prefs;
 
 import org.scijava.service.AbstractService;
 import org.scijava.util.Prefs;

src/main/java/org/scijava/preferences/DefaultPrefService.java renamed to src/main/java/org/scijava/prefs/DefaultPrefService.java

@@ -29,7 +29,7 @@
  * #L%
  */
 
-package org.scijava.preferences;
+package org.scijava.prefs;
 
 import java.util.ArrayList;
 import java.util.HashMap;

src/main/java/org/scijava/preferences/PrefService.java renamed to src/main/java/org/scijava/prefs/PrefService.java

@@ -29,7 +29,7 @@
  * #L%
  */
 
-package org.scijava.preferences;
+package org.scijava.prefs;
 
 import java.util.List;
 import java.util.Map;

src/main/java/org/scijava/ui/AbstractUserInterface.java

@@ -42,7 +42,7 @@
 import org.scijava.plugin.Parameter;
 import org.scijava.plugin.PluginInfo;
 import org.scijava.plugin.PluginService;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.PrefService;
 import org.scijava.thread.ThreadService;
 import org.scijava.ui.viewer.DisplayViewer;
 import org.scijava.ui.viewer.DisplayWindow;

src/main/java/org/scijava/util/Prefs.java

@@ -35,8 +35,8 @@
 import java.util.Map;
 import java.util.prefs.Preferences;
 
-import org.scijava.preferences.DefaultPrefService;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.DefaultPrefService;
+import org.scijava.prefs.PrefService;
 
 /**
  * Simple utility class that stores and retrieves user preferences.

src/main/java/org/scijava/welcome/DefaultWelcomeService.java

@@ -42,7 +42,7 @@
 import org.scijava.log.LogService;
 import org.scijava.plugin.Parameter;
 import org.scijava.plugin.Plugin;
-import org.scijava.preferences.PrefService;
+import org.scijava.prefs.PrefService;
 import org.scijava.service.AbstractService;
 import org.scijava.service.Service;
 import org.scijava.text.TextService;