tsibbledata 0.2.0

• Changed times of vic_elec back 30 minutes for consistency with fpp2::elecdemand.
• Updated data for compatibility with tsibble v0.9.0.

tsibbledata 0.1.0 (12th June 2019)

• First release.
• Contains 12 tsibble datasets: ansett, vic_elec, aus_livestock, aus_production, aus_retail, gafa_stock, global_economy, hh_budget, nyc_bikes, olympic_running, PBS, pelt.
• Added a NEWS.md file to track changes to the package.