Breaking changes:

• Distinguish request and response data types (#4116)
• Change never type to unknown (#4142)
• Fixed TransitionalOptions typings (#4147)

Fixes and Functionality:

• Adding globalObject: 'this' to webpack config (#3176)
• Adding insecureHTTPParser type to AxiosRequestConfig (#4066)
• Fix missing semicolon in typings (#4115)
• Fix response headers types (#4136)

Internal and Tests:

• Improve timeout error when timeout is browser default (#3209)
• Fix node version on CI (#4069)
• Added testing to TypeScript portion of project (#4140)

Documentation:

• Rename Angular to AngularJS (#4114)

Huge thanks to everyone who contributed to this release via code (authors listed below) or via reviews and triaging on GitHub:

• Jay
• Evan-Finkelstein
• Paweł Szymański
• Dobes Vandermeer
• Claas Augner
• Remco Haszing
• Evgeniy
• Dmitriy Mozgovoy