Support local function references in codegen

#KT-3704 In Progress
 #KT-1183 In Progress

compiler/testData/codegen/box/callableReference/local/classMember.kt

@@ -0,0 +1,8 @@
+fun box(): String {
+    class Local {
+        fun foo() = "OK"
+    }
+
+    val ref = Local::foo
+    return Local().ref()
+}

compiler/testData/codegen/box/callableReference/local/constructor.kt

@@ -0,0 +1,7 @@
+fun box(): String {
+    class A {
+        val result = "OK"
+    }
+
+    return (::A)().result
+}

compiler/testData/codegen/box/callableReference/local/constructorWithInitializer.kt

@@ -0,0 +1,10 @@
+fun box(): String {
+    class A {
+        var result: String = "Fail";
+        {
+            result = "OK"
+        }
+    }
+
+    return (::A)().result
+}

compiler/testData/codegen/box/callableReference/local/enumExtendsTrait.kt

@@ -0,0 +1,11 @@
+fun box(): String {
+    trait Named {
+        fun name(): String
+    }
+    
+    enum class E : Named {
+        OK
+    }
+
+    return E.OK.(Named::name)()
+}

compiler/testData/codegen/box/callableReference/local/genericMember.kt

@@ -0,0 +1,8 @@
+fun box(): String {
+    class Id<T> {
+        fun invoke(t: T) = t
+    }
+
+    val ref = Id<String>::invoke
+    return Id<String>().ref("OK")
+}

compiler/testData/codegen/box/callableReference/local/localLocal.kt

@@ -0,0 +1,10 @@
+fun box(): String {
+    fun foo(): String {
+        fun bar() = "OK"
+        val ref = ::bar
+        return ref()
+    }
+
+    val ref = ::foo
+    return ref()
+}

compiler/testData/codegen/box/callableReference/local/simple.kt

@@ -0,0 +1,4 @@
+fun box(): String {
+    fun foo() = "OK"
+    return (::foo)()
+}

compiler/testData/codegen/box/callableReference/local/simpleWithArg.kt

@@ -0,0 +1,4 @@
+fun box(): String {
+    fun foo(s: String) = s
+    return (::foo)("OK")
+}

compiler/testData/codegen/box/callableReference/local/unitWithSideEffect.kt

@@ -0,0 +1,15 @@
+var state = 23
+
+fun box(): String {
+    fun incrementState(inc: Int) {
+        state += inc
+    }
+
+    val inc = ::incrementState
+    inc(12)
+    inc(-5)
+    inc(27)
+    inc(-15)
+
+    return if (state == 42) "OK" else "Fail $state"
+}