Doc change: edits to RTL support descriptions.

Change-Id: I90317c55f4bc34b087b1c374c7b72363b9afadef
diff --git a/docs/html/about/versions/jelly-bean.jd b/docs/html/about/versions/jelly-bean.jd
index c7d1941..c6702b0 100644
--- a/docs/html/about/versions/jelly-bean.jd
+++ b/docs/html/about/versions/jelly-bean.jd
@@ -438,9 +438,9 @@
 
 <p>Android 4.3 also includes new utilities and APIs for creating better RTL
 strings and testing your localized UIs. A new <strong>BidiFormatter</strong>
-provides a set of simple APIs for wrapping Unicode strings so that you can
-fine-tune your text rendering in RTL scripts. To let you use this utility more
-broadly in your apps, the BidiFormatter APIs are also now available for earlier
+class provides a simple API for wrapping Unicode strings, so that RTL-script
+data is displayed as intended in LTR-locale messages and vice-versa. To let you use this utility more
+broadly in your apps, the BidiFormatter API is also now available for earlier
 platform versions through the Support Package in the Android SDK. </p>
 
 <p>To assist you with managing date formatting across locales, Android 4.3
diff --git a/docs/html/about/versions/kitkat.jd b/docs/html/about/versions/kitkat.jd
index 4c80d4e..5e442ec 100644
--- a/docs/html/about/versions/kitkat.jd
+++ b/docs/html/about/versions/kitkat.jd
@@ -1006,8 +1006,9 @@
 <h4 id="44-pseudolocale-rtl">Force RTL Layout</h4>
 
 <p>
-  To make it easier to test and debug your layouts, Android includes a new
-  developer option to force RTL layout direction in all apps.
+  To make it easier to test and debug layout mirroring issues without switching
+  to an RTL language, Android includes a new developer option to force RTL layout
+  direction in all apps.
 </p>
 
 <p>