step1:file->new->target create 1 target
step2:change Podfile and update pod
step3:check new target's Info.plist
step4:change files belong target
http://funkyvisions.com/blog/2012/04/multi-target-the-guide/
https://medium.com/@jigarm/how-to-create-multiple-targets-ios-app-480d52a762d2

bug1:xmppframework not found 
--- check podfile distinct abstract_target and father target 
podfile ex:
target 'A' do

pod 'xmppframework'

target 'B' do
   end

end 
http://www.devzhang.com/

bug2:could not inspect package  
# 1.replace Info.plist 
2.->build settings --check Inffo.plist