Reworked k2k copy-paste action.

Get rid of resolve from copy phase, paste phase performs resolve in bg

#KT-33939 Fixed

idea/testData/copyPaste/imports/EntireFile.dependency.kt

@@ -0,0 +1,3 @@
+package foo
+
+class Bar(val v: Int){}

idea/testData/copyPaste/imports/EntireFile.expected.kt

@@ -0,0 +1,20 @@
+package to
+
+import d.A
+
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+package d
+
+/*
+ * Some comment in front of imports
+ */
+import foo.Bar
+
+/**
+ * Some kdoc for class Foo
+ */
+class Foo(val a: A) {
+}

idea/testData/copyPaste/imports/EntireFile.expected.names

@@ -0,0 +1 @@
+d.A

idea/testData/copyPaste/imports/EntireFile.kt

@@ -0,0 +1,19 @@
+// WITH_LIBRARY: copyPaste/imports/KotlinLibrary
+<selection>
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+package d
+
+/*
+ * Some comment in front of imports
+ */
+import foo.Bar
+
+/**
+ * Some kdoc for class Foo
+ */
+class Foo(val a: A) {
+}
+</selection>

idea/testData/copyPaste/imports/EntireFile.to.kt

@@ -0,0 +1,2 @@
+package to
+<caret>

idea/testData/copyPaste/imports/ImportDirectiveAndClassBody.dependency.kt

@@ -0,0 +1,3 @@
+package foo
+
+class Bar(val v: Int){}

idea/testData/copyPaste/imports/ImportDirectiveAndClassBody.expected.kt

@@ -0,0 +1,15 @@
+package to
+
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+import d.A
+import foo.Bar
+
+/**
+ * Some kdoc for class Foo
+ */
+class Foo(val a: A) {
+}

idea/testData/copyPaste/imports/ImportDirectiveAndClassBody.expected.names

@@ -0,0 +1 @@
+d.A

idea/testData/copyPaste/imports/ImportDirectiveAndClassBody.kt

@@ -0,0 +1,16 @@
+// WITH_LIBRARY: copyPaste/imports/KotlinLibrary
+package d
+<selection>
+/*
+ * Copyright 2010-2020 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+import foo.Bar
+
+/**
+ * Some kdoc for class Foo
+ */
+class Foo(val a: A) {
+}
+</selection>

idea/testData/copyPaste/imports/ImportDirectiveAndClassBody.to.kt

@@ -0,0 +1,2 @@
+package to
+<caret>