V4.2.0
- Improve the development environment
- Disable the changelog so that the page is not shown everytime the extension is reloaded [#87](https://github.com/msramalho/SigTools/issues/87)
- Fix some bugs in gulp.js configuration [#76](https://github.com/msramalho/SigTools/issues/76), [#87](https://github.com/msramalho/SigTools/issues/77)
- Fix browsers blocking HTTP requests due to CORS in unit tests [#93](https://github.com/msramalho/SigTools/issues/93)
- Adding a logging mechanism that only works in development mode [#102](https://github.com/msramalho/SigTools/issues/102)
- Better mocking for extensions Storage API in unit tests
- Add `document` mocking in unit tests [#90](https://github.com/msramalho/SigTools/issues/90)
- Fixes Outlook 'one-click' URLs (again) [#111](https://github.com/msramalho/SigTools/issues/111)
- Fixes custom recurring periods not affecting the event's start date [#110](https://github.com/msramalho/SigTools/issues/110)
- Enhance the DataTable extractor
- Fix missing sorting arrows [#79](https://github.com/msramalho/SigTools/issues/79)
- Fix duplicated table headers [#78](https://github.com/msramalho/SigTools/issues/78)
- Support more tables by fixing their layout conservatively [#93](https://github.com/msramalho/SigTools/issues/93)
- New email extractor [#99](https://github.com/msramalho/SigTools/issues/99)
- It adds 'one-click' `mailto` links near all profiles find within current page
- Supports 'batch email', where you can select multiple recipients
- New extractor for exam supervisions [#104](https://github.com/msramalho/SigTools/issues/104)
- New extractor for pending bills with ATM details [#118](https://github.com/msramalho/SigTools/pull/118)
- Improve calendar events generation
- Recurrence rules now also apply to 'one-click' events
- Support custom locations (WIP) [#51](https://github.com/msramalho/SigTools/issues/51), [#48](https://github.com/msramalho/SigTools/issues/48)
- Support calendar status, i.e., show as _Free_ vs _Busy_, in `.ics` [#113](https://github.com/msramalho/SigTools/issues/113)
- Deadline related extractors create events that show as _Free_ by default (customisable!)
- Support 'All Day' events on `.ics` and 'one-click'
- Also useful for deadline/reminder events with no specific time
- Revamp options page
- Human readable extractors names
- Add icons
- Fix UI glitches