The ArticleParser would crash when a negative number was returned by
lastIndexOf, since it was casted to an unsigned integer. This unsigned
integer then was used to allocate memory, which would allocate way to
much memory, causing a MemoryException and crashing the process.
* This project now should make proper use of modules
* HTTP specific logic was extracted from app.d to http.d
* Logic for managing files in memory was moved to cache.d from watcher.d
* Added license
