Merge testing as version 0.2.0

## Merge testing as version 0.2.0
- **Added** FAQ to `README.md`
- **Added** `client/SummonerIcons/files.txt` to list the automatically fetched picture files
- **Added** rights to use the *greasemonkey api*
- **Added** `client/global.css` to hold all style changes
- **Added** `global.css` as resource to download it at install time
- **Added** *jquery* as required script to download it at install time and use it in own script
- **Added** *summoner icons* as resource to download them at install time
- **Changed** a lot of code to be more object oriented and easier to read
  - **Added** `Summoner` class
  - **Added** `Level1Cache` class
  - **Added** `Level2Cache` class
  - **Added** `Userscript` class
  - **Added** `LolForums` class
- **Changed** the replacement of images and levels to be *asynchronous*
- **Added** a local *cache*