### Fixed
* Fixes an error when `searchsquare` is undefined and `alwaysopen == true`

### Changed
* Made duckduckgo the default search engine in the default config

### Fixed
* Fixed the help popup for search options always showing in chrome

### Added
* Version string in config.json; the current version of the config file
* Automatically update config based on config version string

### Changed
* Configuration data is now saved in `storage.local` instead of
`localStorage`, as is conventional for browser extensions

Adds a gear button to the bottom-right corner of the page that opens the config menu when clicked

Disable background image by default

Fixes "always open" option not working

Reworked background images

- Added two new options for box shadow and margin
- Fixed popup

Override the homepage too

Fix an issue with size config option

Removed unnecessary version checking using GitHub