Merge "CDD: Clarification to defintion for Tablets in CDD." am: 9afdbc3677 am: def791ba19

Original change:

Change-Id: I72c39b0f17de5c3e8ab0ce48dea869053f97a81d
diff --git a/2_device-types/ b/2_device-types/
index 431a806..04f277a 100644
--- a/2_device-types/
+++ b/2_device-types/
@@ -8,6 +8,7 @@
 *   Physical keyboard implementations used with the device connect by
     means of a standard connection (e.g. USB, Bluetooth).
 *   Has a power source that provides mobility, such as a battery.
+*   Has a physical diagonal screen size in the range of 7 to 18 inches.
 Tablet device implementations have similar requirements to handheld device
 implementations. The exceptions are indicated by an \* in that section