Slight reformatting of video introduction

Signed-off-by: Jeff Scheel <scheel@us.ibm.com>

README.md

@@ -31,7 +31,8 @@ The online version of the document can be found in the OpenPOWER Foundation
 Document library at [OpenPOWER Foundation Documentation Development Guide](http://openpowerfoundation.org/?resource_lib=openpower-foundation-documentation-development-guide).  
 
 An introductory video on how to develop in the OpenPOWER Foundation
-Docbook environment *[![OpenPOWER Docbook Development Overview](https://i.ytimg.com/vi/psh8xd4HRlo/hqdefault.jpg)](https://www.youtube.com/watch?v=psh8xd4HRlo "OpenPOWER Docbook Development Overview")* has been created and posted on YouTube.
+Docbook environment has been created and posted on YouTube. 
+*[![OpenPOWER Docbook Development Overview](https://i.ytimg.com/vi/psh8xd4HRlo/hqdefault.jpg)](https://www.youtube.com/watch?v=psh8xd4HRlo "OpenPOWER Docbook Development Overview")*
 
 The project which controls the look and feel of the document is the 
 [Docs-Maven-Plugin project](https://github.com/OpenPOWERFoundation/Docs-Maven-Plugin), an