v0.1.5

Added

• Data formats on README
• HTML+ERB support on README
• BaseChart as a parent for CartesianChart and PolarChart
• Tests for OptionsBuilder
• Option parentHeightOffset for chart
• Option radar for plot_options
• Radar chart
• Candlestick chart
• Development dependency simplecov and simplecov-console
• Issue templates
• Code of conduct
• Build options for colors

Changed

• Gem summary and description
• Namespace Apexcharts to ApexCharts

Fixed

• Array of hashes with key data as input not read correctly
• plot_options not deeply merged on bar and column chart when
  options contains plot_options
• Undefined method to_json for options when not using Rails
• Utils::Hash.camelize_keys not camelizing keys of hash in array
  value