Fix for ignoring Protocol Options in CShoutcastFile::Open.
(something like UserAgent, Referer, etc.)
Merge pull request #2982 from SpiritOffice/ShoutcastFileOpenFix

Fix for ignoring Protocol Options in CShoutcastFile::Open.
add CONTRIBUTING.md with some basic information regarding pull requests
fix c/p screwup in CONTRIBUTING.md
[win32] add files created when running BuildSetup.bat to .gitignore
[lang] missing confluence home menu Dutch translations
Revert "[lang] missing confluence home menu Dutch translations"

This reverts commit ed2390f0823e6ec673884c72f0f93ff86adf285d.