Change the in-memory storage of options to a sorted vector
Rewrite the remaining bits of json::Writer
Make UnknownElement moveable and not copyable

And remove the unused comparison functionality.
Fix failing path tests on OS X
Add -DBOOST_SYSTEM_NO_DEPRECATED to Boost's CPPFLAGS
Fix enabling/disabling the default script resolution edit boxes in the preferences dialog
Eliminate a string copy for @ fonts in the fonts collector
Drop support for the DirectX SDK and require the Windows 8 SDK for DirectSound
Fix crash when load video from drag&drop is cancelled
Update all selected lines when dragging the origin in the rotate tools