(only title) is displayed incorrectly

* subversion/main/sd/source/core/sdpage.cxx

[]Should check the subtitle in master page firstly, and set it to layout if exist

Patch by: Ma Bingbing <jiazema@gmail.com>
Suggested by: Wang Zhe <kingwisemmx@gmail.com>
Found by: Ma Bingbing <jiazema@gmail.com>
Review by: Wang Zhe <kingwisemmx@gmail.com>

(cherry picked from commit d07b6ad5)

Change-Id: Id1843a0e856a1bf98378868c68b1f9216ce71d1b