v0.10.0

• Remove the old API deprecated in v0.9.
• Bundle some locales that you can use with strftime.localizeByIdentifier('nl_NL'). Full list available in the readme.
  Thanks to Andrew Pirondini of iFixit
• Add instructions to install with Yarn.
  Thanks to Ayman Nedjmeddine
• Unrecognized format specifiers preserve the % sign, e.g. strftime('%K') => "%K".
  Thanks to Kevin Jin
• Make strftime work with dates that have been extended by DateJS.
  Thanks to Stian Grytøyr
• Add instructions to install with Yarn.
  Thanks to Ayman Nedjmeddine
• Fix UTC formatting of dates that cross a DST boundary.
  Thanks to ray007
• Allow localizing ordinals.
  Thanks to Simon Liétar