v1.1.0

Added

• Add three plot config options: modeBarButtonsToRemove,
  modeBarButtonsToAdd and modeBarButtons which combine
  to add the ability to remove specific mode bar buttons add
  custom mode bar buttons and fully customize the mode bar [#23].

Fixed

• Fix installation from npm3 [#12]
• Fix UMD in plotly.js dist files [#18]
• Fix for blank elements in a text array [#31]