[bitcoin-dev] Proposed release schedule 0.13.0

Proposed release schedule for 0.13.0: 2015-05-01 ----------- - Open Transifex translations for 0.13 - Soft translation string freeze (no large or unnecessary string changes until release) - Finalize and close translations for 0.11 2015-05-15 ----------- - Feature freeze (bug fixes only until release) - Translation string freeze (no more source language changes until release) 2016-06-06 ----------- - Split off `0.13` branch from `master` - Start RC cycle, tag and release `0.13.0rc1` - Start merging for 0.14 on master branch 2016-07-01 ----------- - Release 0.13.0 final (aim)