Added in app webscraping for all 3 webscrapers

Full Changelog: v2...v2.1

• Added Berserk webscraper
• Added Manhwaclan.com webscraper

Full Changelog: v1.1...v2

Full Changelog: v1...v1.1

Search, contact, home and welcome pages still need completing.

Full Changelog: https://github.com/Bernso/FreeMangaWebsite/commits/v1