From Valeriy Onuchin: - ungrab pointer when Return/Enter pressed. That solves possible deadlock   when TGMsgBox(transient frame) is activated.
From Valeriy Onuchin:
- ungrab pointer when Return/Enter pressed. That solves possible deadlock
  when TGMsgBox(transient frame) is activated.


git-svn-id: ecbadac9c76e8cf640a0bca86f6bd796c98521e3@9222 27541ba8-7e3a-0410-8455-c3a389f83636

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