Client can create an application constraint request.
Now server responses to constrain request by xml representation of
ApplicationConstrain class.
Moved ApplicationConstrain to shared module.
Added external lib for JavaBeans in Android.
Merge remote-tracking branch 'origin/master' into anlun_br

* origin/master:
  add methods connection for database
  add dbscript

Conflicts:
	server/server.iml
Deleted .idea folder
Moved mysql-connector library to server/libs.
Little cleaning.
Added miss files.
Refactoring of server with comment added.
Little misspelling.
Just added author strings.
Some comments.
Merge pull request #1 from anlun/anlun_br

Протокол обмена между клиентом и сервером.
Added .idea folders.
Merge remote-tracking branch 'origin/master' into anlun_br

* origin/master: