Improved API system, few changes to how plugins are loaded (due to previous), etc.
Fix to #64
Working on webtools.
Fixes to linkinfo.py
Added wikipedia trigger, added URL shortening API
Added google search plugin, URL shortener now caches results
Added youtube search
Added DuckDuckGo search plugin
Implemented some more response types for DuckDuckGo search
Merge upstream
Correct for updated upstream changes