I have downloaded gapps-jb-20130813-signed.zip from the following site. they said it contains libraries from Google map and Google Play services, so that I can develop apps using those.
http://goo.im/gapps/gapps-jb-20130813-signed.zip
The problem is I dont know how to use it. Can anybody tell how to use it. The user manual is not there in their web site.