Change the BuildConfig.FLAVOR_# value to include the group name.

Change-Id: I6232e532af66a3bd33318a45ed078041f973ca9a
diff --git a/changelog.txt b/changelog.txt
index 3915ffe..77dfdba 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -16,7 +16,7 @@
     buildConfigField "<type>", "<name>", "<value>"
   This allows override a field (see 'basic' sample)
   Also, BuildConfig now automatically contains constants for
-  PACKAGE_NAME, VERSION_CODE, VERSION_NAME, BUILD_TYPE, FLAVOR as well as FLAVOR1, FLAVOR2, etc... if there are several flavor dimensions.
+  PACKAGE_NAME, VERSION_CODE, VERSION_NAME, BUILD_TYPE, FLAVOR as well as FLAVOR_<group>, FLAVOR_<group>, etc... if there are several flavor dimensions.
 - Switch to ProGuard 4.10
    - Added ability to test proguarded (obfuscated) apps.
 - Jar files are now pre-dexed for faster dexing.