0.3.0

Change log:

selenium: refactor browser and config
selenium: move set_window_size in config
selenium: small typo
selenium: add authenticated xpaths
selenium: get current page with beautifulsoup

instagram: update to new selenium
instagram: update xpaths
instagram: urls for followers and following
instagram: tests
instagram: update authenticate
instagram: use a random user agent
instagram: support browser_options
instagram: update config