Bump version to 2.4.0dev
Merge branch 'version/bump' into develop

Bump develop branch to 2.4.0dev
Merge branch 'releases/2.3.0' into develop

2.3.0 readiness

Conflicts:
	README.md
	library/Zend/Version/Version.php
Merge branch 'version/bump' into develop

Bumped master to development release

Conflicts:
	README.md
	library/Zend/Version/Version.php
Merge branch 'hotfix/composer-branch-alias' into develop

Update composer branch aliases
Merge pull request #5958 in develop
Merge pull request #5964 in develop
Merge pull request #5975 in develop
Merge pull request #5972 in develop
Merge branch 'hotfix/#5983-cs-fixer' into develop

Close #5983
Merge pull request #5988 in develop
Merge pull request #5985 in develop
Merge branch 'hotfix/#5863-method-signature-cleanups' into develop

Close #5863
Merge branch 'hotfix/unused-code' into develop
Merge pull request #6000 in develop
Merge branch 'hotfix/#6003-docblock-typo' into develop

Close #6003
Forward port #6003
Merge pull request #5973 in develop
Merge pull request #6023 in develop
Merge pull request #6030 in develop
Merge pull request #6031 in develop