Update the version number of doctrine migrations

Merge pull request doctrine#572 from alcaeus/diff-command-output-verb…

…ose-only

Show diff command output in verbose mode only

Add changelog for 1.6.0

preparing the release of the v1.5.0

updating the changelog for the release 1.4.1

update the changelog

tagging v1.3.1

Tagging version 1.3

backporting the compression and the correction of the path

Tag the v1.2.1 as a bug fix for the write-sql functionnality