Rename the source of v4 (combined legacy) module to v4

Change-Id: Icb4fa61c48c11efe3d08302e2aa4e5c25314e527
diff --git a/settings.gradle b/settings.gradle
index a2ec884..fcdd6c3 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -25,7 +25,7 @@
 project(':support-core-utils').projectDir = new File(rootDir, 'core-utils')
 
 include ':support-v4'
-project(':support-v4').projectDir = new File(rootDir, 'core-combined')
+project(':support-v4').projectDir = new File(rootDir, 'v4')
 
 include ':support-appcompat-v7'
 project(':support-appcompat-v7').projectDir = new File(rootDir, 'v7/appcompat')
diff --git a/core-combined/Android.mk b/v4/Android.mk
similarity index 100%
rename from core-combined/Android.mk
rename to v4/Android.mk
diff --git a/core-combined/AndroidManifest.xml b/v4/AndroidManifest.xml
similarity index 100%
rename from core-combined/AndroidManifest.xml
rename to v4/AndroidManifest.xml
diff --git a/core-combined/build.gradle b/v4/build.gradle
similarity index 100%
rename from core-combined/build.gradle
rename to v4/build.gradle