Updated to reflect new default data directory (./data-fetched/yyyymmddhhmmss).
JPL orbit codes are only used to fetch data using HORIZONS - they are no longer used elsewhere in software.
Changed JPL planetary codes to mnemonics.
Orbit data as of 26th August 2014 - available till 25th September, 2014. Awaiting further data from JPL.
Fixed SVG event issues with Chrome 36. Added support for Siding Spring comet. Minor code enhancements.
Updated to reflect recent changes for Chrome 36 compatibility, Siding Spring comet update, etc.