Add tests for Java "Move class/package" refactoring

#KT-3626 Fixed

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/after/b/a/main.java

@@ -0,0 +1,5 @@
+package b.a;
+
+public class A {
+
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/after/c/noImports.kt

@@ -0,0 +1,5 @@
+import b.a.A
+
+fun bar() {
+    val t: A = A()
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/after/c/onDemandSourcePackageImport.kt

@@ -0,0 +1,5 @@
+import b.a.*
+
+fun bar() {
+    val t: A = A()
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/after/c/specificClassImport.kt

@@ -0,0 +1,5 @@
+import b.a.A as X
+
+fun bar() {
+    val t: X = X()
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/before/a/main.java

@@ -0,0 +1,5 @@
+package a;
+
+public class A {
+
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/before/c/noImports.kt

@@ -0,0 +1,3 @@
+fun bar() {
+    val t: a.A = a.A()
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/before/c/onDemandSourcePackageImport.kt

@@ -0,0 +1,5 @@
+import a.*
+
+fun bar() {
+    val t: A = A()
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/before/c/specificClassImport.kt

@@ -0,0 +1,5 @@
+import a.A as X
+
+fun bar() {
+    val t: X = X()
+}

idea/testData/refactoring/move/java/movePackage/movePackageToAnotherPackage/movePackageToAnotherPackage.test

@@ -0,0 +1,6 @@
+{
+  "mainFile": "a/main.java",
+  "type": "MOVE_PACKAGES",
+  "sourcePackage": "a",
+  "targetPackage": "b"
+}