[iOS] Add 2.0.14-libUPPayPlugin and 2.0.16-libUPBalanceQueryPlugin
[iOS]#2: Sync p4 change 18219 & 18337 and implement startBalanceEnquire:
Merge branch 'feature-balance' of /opt/gitlab-6.4.3-0/apps/gitlab/repositories/xface/xface-extension-uppay into dev