Add bcc to core_tiny.mk.

Bug: 18257466

Also update the core.mk documentation that has gone slightly out of date.

Change-Id: I90ed64e2509dad3d78d451dd4a7d8c3dfd01532c
diff --git a/target/product/core.mk b/target/product/core.mk
index 876a536..519dbb8 100644
--- a/target/product/core.mk
+++ b/target/product/core.mk
@@ -15,9 +15,10 @@
 #
 
 # Base configuration for communication-oriented android devices
-# (phones, tablets, etc.).  If you want a change to apply to ALL
+# (phones, tablets, etc.).  If you want a change to apply to ALMOST ALL
 # devices (including non-phones and non-tablets), modify
-# core_minimal.mk instead.
+# core_minimal.mk instead. If you care about wearables, you need to modify
+# core_tiny.mk in addition to core_minimal.mk.
 
 PRODUCT_PACKAGES += \
     BasicDreams \
diff --git a/target/product/core_tiny.mk b/target/product/core_tiny.mk
index d6dbe98..9637e34 100644
--- a/target/product/core_tiny.mk
+++ b/target/product/core_tiny.mk
@@ -43,6 +43,7 @@
     DefaultContainerService \
     SettingsProvider \
     Shell \
+    bcc \
     bu \
     com.android.location.provider \
     com.android.location.provider.xml \