Patch contributed by Mason Thomas, with minor tweaks.  Issue 1217.
Patch contributed by Mason Thomas, with minor tweaks.  Issue 1217.

* doc/book/book/ch01.xml: correct typos and improve English usage.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@846708 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion