Update icon

- move icons to asset catalog
- move launch images to asset catalog
Add original toxicity icon png
Refactored TXCFriendCell for proper implementation (make views on init). Also redid formatting issues. Light bg color for chats.
Merge pull request #54 from wiruzx/update-icon

Update icon
Some random formatting issues.
Merge branch 'master' of https://github.com/Jman012/Toxicity
Moved around files to apprpriate places, mirroring project settings.