v0.9.1

Changed

• Help page can be exited with q key (#51)
• Added a note to help page about options not being enabled for crypto (#50)

Fixed

• Stocks that IPOd more recently than selected timeframe no longer stretch the
  entire x-axis width and now start plotting at the correct spot (#48)
• Fix bug where too many file descriptors are opened due to recreating http
  client (#53)