Reduce the delay before refreshing the hints when the user scrolls. Closes #30.
Refresh the hints when the browser window changes size. Closes #29.
Simplify setting options in the options view.
Removed the modifier keys options from the "Stay in hint mode after triggering a hint" feature.
Add build dir to gitignore.
Add shortcut "Show hints and open links in new tabs" options and capturing.
Refactoring to make it easier for the coming changes.