Always add new line space with space before to deal with KEEP_FIRST_COLUMN_COMMENT option

InvertIfConditionIntention, RemoveBracesIntention tests are affected

 #KT-4175 In Progress

compiler/frontend/src/org/jetbrains/kotlin/psi/KtPsiFactory.kt

@@ -143,7 +143,7 @@ class KtPsiFactory(private val project: Project) {
 
     // Remove when all Java usages are rewritten to Kotlin
     fun createNewLine(): PsiElement {
-        return createWhiteSpace("\n")
+        return createWhiteSpace("\n ")
     }
 
     fun createNewLine(lineBreaks: Int): PsiElement {

idea/testData/debugger/insertBeforeExtractFunction/emptyImportDirective.kt.after

@@ -2,5 +2,5 @@ package foo
 
 fun main(args: Array<String>) {
     1 + 1
-println()
+ println()
 }

idea/testData/debugger/insertBeforeExtractFunction/emptyImportDirective2.kt.after

@@ -1,8 +1,8 @@
 package foo
-import foo
+ import foo
 
 
 fun main(args: Array<String>) {
     1 + 1
-println()
+ println()
 }

idea/testData/debugger/insertBeforeExtractFunction/emptyPackageDirective.kt.after

@@ -1,4 +1,4 @@
 fun main(args: Array<String>) {
     1 + 1
-println()
+ println()
 }

idea/testData/debugger/insertBeforeExtractFunction/emptyPackageDirective2.kt.after

@@ -1,6 +1,6 @@
 
-import foo.*
+ import foo.*
-fun main(args: Array<String>) {
+ fun main(args: Array<String>) {
     1 + 1
-println()
+ println()
 }

idea/testData/debugger/insertBeforeExtractFunction/manyImports.kt.after

@@ -2,11 +2,11 @@ package foo
 
 import a
 import b
-import a
+ import a
-import b
+ import b
 
 
 fun main(args: Array<String>) {
     1 + 1
-println()
+ println()
 }

idea/testData/intentions/removeBraces/removeBracesFromIfWithCommentedCode.kt

@@ -1,9 +1,9 @@
-fun doSomething<T>(a: T) {}
+fun <T> doSomething(a: T) {}
 
 fun foo() {
-    <caret>if (true) {
+    if (true) <caret>{
-        //        val a = 1
+//        val a = 1
-        //        var b = 1
+//        var b = 1
         doSomething("test")
     }
 }

idea/testData/intentions/removeBraces/removeBracesFromIfWithCommentedCode.kt.after

@@ -1,9 +1,7 @@
-fun doSomething<T>(a: T) {}
+fun <T> doSomething(a: T) {}
 
 fun foo() {
-    <caret>if (true) {
+    //        val a = 1
-        //        val a = 1
+    //        var b = 1
-        //        var b = 1
+    if (true) doSomething("test")
-        doSomething("test")
-    }
 }