Upgrade various 3rd party library dependencies #44
Description
Json.NET 6.x brings improved parse failure messages that we desire for issue 22.
Scintilla 2.6 fixes TextChanged event which we had to work around in Issue 33.
Should take care to make sure no regressions updated to 2.6.
Original issue reported on code.google.com by stephen....@gmail.com on 23 Jul 2014 at 4:00