Merge pull request zaproxy#2918 from zapbot/develop

Latest files from Crowdin

Merge pull request zaproxy#2902 from thc202/parenthesis-spider-parsers

Exclude brackets in URLs in spider parsers

Merge pull request zaproxy#2888 from thc202/javadoc-tidy-up

Tidy up JavaDoc of some classes/methods

Version 2.5.0 for Maven Central.

Merge pull request zaproxy#2530 from thc202/remove-java-clientapi

Remove Java ZAP API client implementation

Merge branch 'release-2.4.3'

Add README to 2.4 branch, to indicate that it's not maintained

Add README to 2.3 branch, to indicate that it's not maintained

Add README to 2.2 branch, to indicate that it's not maintained

Add README to 2.1 branch, to indicate that it's not maintained