added reference documentation to IntelliJ project

Author: jhoeller

spring-framework-reference/reference.iml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
+

spring-framework.ipr

@@ -946,6 +946,7 @@
       <module fileurl="file://$PROJECT_DIR$/org.springframework.jms/jms.iml" filepath="$PROJECT_DIR$/org.springframework.jms/jms.iml" />
       <module fileurl="file://$PROJECT_DIR$/org.springframework.orm/orm.iml" filepath="$PROJECT_DIR$/org.springframework.orm/orm.iml" />
       <module fileurl="file://$PROJECT_DIR$/org.springframework.oxm/oxm.iml" filepath="$PROJECT_DIR$/org.springframework.oxm/oxm.iml" />
+      <module fileurl="file://$PROJECT_DIR$/spring-framework-reference/reference.iml" filepath="$PROJECT_DIR$/spring-framework-reference/reference.iml" />
       <module fileurl="file://$PROJECT_DIR$/org.springframework.test/test.iml" filepath="$PROJECT_DIR$/org.springframework.test/test.iml" />
       <module fileurl="file://$PROJECT_DIR$/org.springframework.transaction/transaction.iml" filepath="$PROJECT_DIR$/org.springframework.transaction/transaction.iml" />
       <module fileurl="file://$PROJECT_DIR$/org.springframework.web/web.iml" filepath="$PROJECT_DIR$/org.springframework.web/web.iml" />