chore: updates to CHANGELOG.md in release_notes.sh (#981)

This automates the generation of the post file for the website using the CHANGELOG.md notes of Unreleased version, it also updates the CHANGELOG.md to stamp the new version there at the same time.

[skip ci]

CHANGELOG.md

@@ -43,8 +43,8 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).

### Fixed
- Fix data being truncated in setCharacterStream (bug introduced in 42.0.0) [PR 802](https://github.com/pgjdbc/pgjdbc/pull/802)
* Fix calculation of lastReceiveLSN for logical replication [PR 801](https://github.com/pgjdbc/pgjdbc/pull/801)
* Make sure org.postgresql.Driver is loaded when accessing though DataSource interface [Issue 768](https://github.com/pgjdbc/pgjdbc/issues/768)
- Fix calculation of lastReceiveLSN for logical replication [PR 801](https://github.com/pgjdbc/pgjdbc/pull/801)
- Make sure org.postgresql.Driver is loaded when accessing though DataSource interface [Issue 768](https://github.com/pgjdbc/pgjdbc/issues/768)

### Regresions
- There's no 42.1.0.jre6 version due to infinity handling bug. Fixed in 42.1.1.jre6
@@ -73,10 +73,10 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
- No suitable driver found for jdbc:postgresql when using a DataSource implementation. Fixed in 42.1.0


[Unreleased]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.4...HEAD
[42.1.4]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.3...REL42.1.4
[42.1.3]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.2...REL42.1.3
[42.1.2]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.1...REL42.1.2
[42.1.1]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.0...REL42.1.1
[42.1.0]: https://github.com/pgjdbc/pgjdbc/compare/REL42.0.0...REL42.1.0
[42.0.0]: https://github.com/pgjdbc/pgjdbc/compare/REL9.4.1212...REL42.0.0
[42.1.0]: https://github.com/pgjdbc/pgjdbc/compare/REL42.0.0...REL42.1.0
[42.1.1]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.0...REL42.1.1
[42.1.2]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.1...REL42.1.2
[42.1.3]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.2...REL42.1.3
[42.1.4]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.3...REL42.1.4
[Unreleased]: https://github.com/pgjdbc/pgjdbc/compare/REL42.1.4...HEAD

docs/_posts/2017-05-04-42.1.0-release.md

@@ -12,8 +12,8 @@ version: 42.1.0

### Fixed
- Fix data being truncated in setCharacterStream (bug introduced in 42.0.0) [PR 802](https://github.com/pgjdbc/pgjdbc/pull/802)
* Fix calculation of lastReceiveLSN for logical replication [PR 801](https://github.com/pgjdbc/pgjdbc/pull/801)
* Make sure org.postgresql.Driver is loaded when accessing though DataSource interface [Issue 768](https://github.com/pgjdbc/pgjdbc/issues/768)
- Fix calculation of lastReceiveLSN for logical replication [PR 801](https://github.com/pgjdbc/pgjdbc/pull/801)
- Make sure org.postgresql.Driver is loaded when accessing though DataSource interface [Issue 768](https://github.com/pgjdbc/pgjdbc/issues/768)

### Regresions
- There's no 42.1.0.jre6 version due to infinity handling bug. Fixed in 42.1.1.jre6

release_notes.sh

@@ -38,9 +38,18 @@ echo ---

echo **Notable changes**
echo
echo '*'
awk "/^## \[Unreleased\]/,/^## \[${PREV_VERSION:3}\]/ {print}" CHANGELOG.md | sed -e '1d' -e '$d'
echo
echo '<!--more-->'
echo
echo **Commits by author**
echo

git shortlog --format="%s@@@%H@@@%h@@@" --grep="maven-release-plugin|update versions in readme.md" --extended-regexp --invert-grep --no-merges $PREV_VERSION..HEAD | perl release_notes_filter.pl ${VERS}

# Update CHANGELOG.md with the new version
sed -i -e "s/^## \[Unreleased\]$/## \[${VERS}\] (${DATE_YMD})/" CHANGELOG.md
sed -i -e "s/^\[Unreleased\]: /\[${VERS}\]: /" CHANGELOG.md
sed -i -e "s/$PREV_VERSION\.\.\.HEAD/$PREV_VERSION\.\.\.REL${VERS}/" CHANGELOG.md
sed -i -e "s/^## \[${VERS}\] (${DATE_YMD})$/## \[Unreleased\]\n\n&/g" CHANGELOG.md
echo "[Unreleased]: https://github.com/pgjdbc/pgjdbc/compare/REL${VERS}...HEAD" >> CHANGELOG.md