4.0.0

• Added haxelib libpath command (#407)
• Allow forcing proxy configuration if proxy test failed (#411)
• Use version specified by -lib library:1.2.3 even if currently active one is dev
• Strip comments from extraParams.hxml for haxelib path (#439)
• Automatically retry failing downloads 3 times
• Allow environment variables in dev paths using %VAR_NAME% syntax. E.g.: /path/to/%MY_ENV_VAR%/lib
• Handle HAXELIB_NO_SSL environment variable to disable https on requests to haxelib server (#448)
• Added --skip-dependencies option (#343)
• Look for .haxelib local repo recursively up along the directories tree (#292)