It's hard out there for a dedicated e-reader these days, and it looks like Foxit has now found that out first hand. The company has just announced that it's killing off its eSlick e-reader, and says that it will instead focus on licensing its ebook software to other companies -- it notes it won't do both to avoid competing with its partners. That move doesn't exactly come as a huge surprise, however, especially when you consider that the eSlick hasn't received an update since it debuted back in December 2008, and has remained stuck at $199 amid t