Switching library projects to java 8 compilation with exceptions for stdlib/runtime/reflect/test

libraries/tools/kotlin-reflect/build.gradle

@@ -15,7 +15,7 @@ buildscript {
 apply plugin: 'com.github.johnrengelman.shadow'
 apply plugin: 'kotlin'
 
-configureJvmProject(project)
+configureJvm6Project(project)
 configurePublishing(project)
 
 
@@ -42,6 +42,7 @@ configurations {
     proguardDeps
     shadows
     compileOnly.extendsFrom(shadows)
+    mainJar
 }
 
 dependencies {
@@ -174,6 +175,7 @@ task relocatedSourcesJar(type: Jar) {
 def artifactJar = [file: file(outputJarPath), builtBy: proguard, name: archivesBaseName]
 
 artifacts {
+    mainJar artifactJar
     runtime artifactJar
     archives artifactJar
     archives relocatedSourcesJar

libraries/tools/runtime/build.gradle

@@ -2,7 +2,7 @@ description 'Kotlin Runtime (deprecated, use koltin-stdlib artifact instead)'
 
 apply plugin: 'kotlin'
 
-configureJvmProject(project)
+configureJvm6Project(project)
 configurePublishing(project)
 
 dependencies {

libraries/tools/script-runtime/build.gradle

@@ -2,13 +2,17 @@ description 'Kotlin Script Runtime'
 
 apply plugin: 'kotlin'
 
-configureJvmProject(project)
+configureJvm6Project(project)
 configurePublishing(project)
 
 dependencies {
     compileOnly project(':kotlin-stdlib')
 }
 
+configurations {
+    mainJar
+}
+
 sourceSets {
     main {
         kotlin {
@@ -24,9 +28,9 @@ jar {
 artifacts {
     archives sourcesJar
     archives javadocJar
+    mainJar jar
 }
 
-
 dist {
     from (jar, sourcesJar)
 }