Next Version
* Feature: Add changelog.
* Fix:     When the range sliders are overlapping the end slider cannot be moved.
* Feature: Get version number from git tags.
* Feature: You can now "follow" a file. When enabled the file is automatically reloaded
           and scrolled to the end. Any manual scroll action disables "follow" mode.
* Feature: Better support for fonts and characters with non-uniform width.
* Fix:     Cannot scroll to arbitrary positions in a file if the file is larger than 2GB
* Feature: File type specific highlighters.

0.2.1
* Feature: Show how many bytes are selected.
* Feature: Highlighters can be disabled.
* Feature: If a regex contains a group, then only the group is highlighted.
           Using a filter expression like '(\d+)ms' will only hightlight the number.