Revert "Revert "Allow Java 8 sources in modules shared with studio.""

This reverts commit cd7792faacc1148dd452267a2c58d1ba86e99624.

Change-Id: If9e52d19ca7b60a770e876f5ef2d552a3293ab28
diff --git a/sdklib/sdklib-base.iml b/sdklib/sdklib-base.iml
index 7215a29..7b1cdb4 100644
--- a/sdklib/sdklib-base.iml
+++ b/sdklib/sdklib-base.iml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_6" inherit-compiler-output="true">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />