Static fixes

Author: Vitaliy Boyko

src/com/magento/idea/magento2plugin/actions/generation/generator/CronjobClassGenerator.java

@@ -15,7 +15,6 @@
 import com.magento.idea.magento2plugin.indexes.ModuleIndex;
 import com.magento.idea.magento2plugin.magento.files.CronjobTemplate;
 import org.jetbrains.annotations.NotNull;
-import java.io.File;
 import java.util.Properties;
 
 public class CronjobClassGenerator extends FileGenerator {

src/com/magento/idea/magento2plugin/actions/generation/generator/CrontabXmlGenerator.java

@@ -22,7 +22,6 @@
 import com.magento.idea.magento2plugin.magento.files.CrontabXmlTemplate;
 import com.magento.idea.magento2plugin.util.xml.XmlPsiTreeUtil;
 import org.jetbrains.annotations.NotNull;
-
 import java.io.IOException;
 import java.util.Collection;
 import java.util.Properties;

src/com/magento/idea/magento2plugin/actions/generation/generator/ModuleBlockClassGenerator.java

@@ -20,7 +20,6 @@
 import com.magento.idea.magento2plugin.bundles.ValidatorBundle;
 import org.jetbrains.annotations.NotNull;
 import javax.swing.*;
-import java.io.File;
 import java.util.Properties;
 
 public class ModuleBlockClassGenerator extends FileGenerator {

src/com/magento/idea/magento2plugin/actions/generation/generator/ModuleGraphQlResolverClassGenerator.java

@@ -27,9 +27,7 @@
 import com.magento.idea.magento2plugin.util.GetPhpClassByFQN;
 import com.magento.idea.magento2plugin.bundles.ValidatorBundle;
 import org.jetbrains.annotations.NotNull;
-
 import javax.swing.*;
-import java.io.File;
 import java.util.Properties;
 
 public class ModuleGraphQlResolverClassGenerator extends FileGenerator {

src/com/magento/idea/magento2plugin/actions/generation/generator/ModuleViewModelClassGenerator.java

@@ -19,7 +19,6 @@
 import com.magento.idea.magento2plugin.bundles.ValidatorBundle;
 import org.jetbrains.annotations.NotNull;
 import javax.swing.*;
-import java.io.File;
 import java.util.Properties;
 
 public class ModuleViewModelClassGenerator extends FileGenerator {

src/com/magento/idea/magento2plugin/actions/generation/generator/ObserverClassGenerator.java

@@ -1,3 +1,7 @@
+/*
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
 package com.magento.idea.magento2plugin.actions.generation.generator;
 
 import com.intellij.openapi.command.WriteCommandAction;
@@ -23,7 +27,6 @@
 import com.magento.idea.magento2plugin.util.GetPhpClassByFQN;
 import com.magento.idea.magento2plugin.bundles.ValidatorBundle;
 import javax.swing.*;
-import java.io.File;
 import java.util.Properties;
 
 public class ObserverClassGenerator extends FileGenerator {

src/com/magento/idea/magento2plugin/actions/generation/generator/ObserverEventsXmlGenerator.java

@@ -1,3 +1,7 @@
+/*
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
 package com.magento.idea.magento2plugin.actions.generation.generator;
 
 import com.intellij.openapi.command.WriteCommandAction;

src/com/magento/idea/magento2plugin/actions/generation/generator/PluginClassGenerator.java

@@ -38,7 +38,6 @@
 import gnu.trove.THashSet;
 import org.jetbrains.annotations.NotNull;
 import javax.swing.*;
-import java.io.File;
 import java.util.Collection;
 import java.util.List;
 import java.util.Properties;

src/com/magento/idea/magento2plugin/actions/generation/generator/PreferenceClassGenerator.java

@@ -19,7 +19,6 @@
 import com.magento.idea.magento2plugin.bundles.ValidatorBundle;
 import org.jetbrains.annotations.NotNull;
 import javax.swing.*;
-import java.io.File;
 import java.util.Properties;
 
 public class PreferenceClassGenerator extends FileGenerator {