Support trailing comma

^KT-34743 Fixed

idea/testData/indentationOnNewline/NotFirstParameter.after.kt

@@ -1,3 +1,3 @@
 fun testParam(a : String, b : Int,
-              <caret>) {
+<caret>) {
 }

idea/testData/indentationOnNewline/SettingAlignMultilineParametersInCalls.after.inv.kt

@@ -1,6 +1,6 @@
 fun test() {
     testVeryLong(12,
-            <caret>)
+    <caret>)
 }
 
 // SET_TRUE: ALIGN_MULTILINE_PARAMETERS_IN_CALLS

idea/testData/indentationOnNewline/SettingAlignMultilineParametersInCalls.after.kt

@@ -1,6 +1,6 @@
 fun test() {
     testVeryLong(12,
-                 <caret>)
+    <caret>)
 }
 
 // SET_TRUE: ALIGN_MULTILINE_PARAMETERS_IN_CALLS

idea/testData/quickfix/autoImports/mismatchingArgs/notForIncompleteCall.test

@@ -1,5 +1,6 @@
 // FILE: first.before.kt
 // "Import" "false"
+// ERROR: The feature "trailing commas" is only available since language version 1.4
 // ERROR: Type mismatch: inferred type is Int but String was expected
 // ACTION: Add 'toString()' call
 // ACTION: Change parameter 'p' type of function 'foo' to 'Int'

idea/testData/quickfix/createFromUsage/createVariable/primaryParameter/valOnUserType.kt

@@ -1,4 +1,5 @@
 // "Create property 'foo' as constructor parameter" "true"
+// ERROR: The feature "trailing commas" is only available since language version 1.4
 // ERROR: No value passed for parameter 'foo'
 
 class A<T>(val n: T)

idea/testData/quickfix/createFromUsage/createVariable/primaryParameter/valOnUserType.kt.after

@@ -1,4 +1,5 @@
 // "Create property 'foo' as constructor parameter" "true"
+// ERROR: The feature "trailing commas" is only available since language version 1.4
 // ERROR: No value passed for parameter 'foo'
 
 class A<T>(val n: T, val foo: A<Int>)

idea/testData/quickfix/createFromUsage/createVariable/primaryParameter/varOnUserType.kt

@@ -1,4 +1,5 @@
 // "Create property 'foo' as constructor parameter" "true"
+// ERROR: The feature "trailing commas" is only available since language version 1.4
 // ERROR: No value passed for parameter 'foo'
 
 class A<T>(val n: T)

idea/testData/quickfix/createFromUsage/createVariable/primaryParameter/varOnUserType.kt.after

@@ -1,4 +1,5 @@
 // "Create property 'foo' as constructor parameter" "true"
+// ERROR: The feature "trailing commas" is only available since language version 1.4
 // ERROR: No value passed for parameter 'foo'
 
 class A<T>(val n: T, var foo: String)

idea/tests/org/jetbrains/kotlin/idea/editor/TypedHandlerTest.kt

@@ -782,7 +782,7 @@ class TypedHandlerTest : LightCodeInsightTestCase() {
             """
                 |class A(
                 |		a: Int,
-                |		<caret>
+                |<caret>
                 |)
                 """,
             enableSmartEnterWithTabs()
@@ -800,7 +800,7 @@ class TypedHandlerTest : LightCodeInsightTestCase() {
             """
                 |fun method(
                 |         arg1: String,
-                |         <caret>
+                |<caret>
                 |) {}
                 """,
             enableSmartEnterWithTabs()