format fix.

README.md

@@ -46,13 +46,13 @@ each of these code branches represents:
     documentation-only updates. Any tweaks or additions to the docs for the
     latest release happen on this branch, and they are reflected on the website.
 
-  * `master`: (**Read-only**) Contains everything in `live-docs`, plus code changes that will go
+  * `master`: (Read-only) Contains everything in `live-docs`, plus code changes that will go
     into the next YUI release. The code changes in `master` are either bug fixes
     or small changes which should not break API compatibility. Patch releases
     will be cut from this branch; e.g. 3.6.x. *All code in this branch has fully
     passed all unit tests and should be stable.*
 
-  * `3.x`: (**Read-only**) Represents the next major YUI release; e.g. 3.7.0. This is an
+  * `3.x`: (Read-only) Represents the next major YUI release; e.g. 3.7.0. This is an
     integration branch which contains everything in `master`, plus larger code
     changes which will go into a future YUI release. The changes in `3.x`
     require a minor version increment before they are part of release, e.g.,