Version 0.6

• language translations; French, Spanish, Chinese (#270)
• computing performance improvements (#295, #296, #304)
• UI enhancements for beadplots (#268, #269, #263, #287)
• added mutation annotations to lineage tooltips (#177)
• changed time-scaled tree reconstruction to earliest samples (#281, #283)
• front-end unit testing (#259)
• SVG export of beadplot adds time axis (#301)
• download lineage statistics as CSV (#292)
• started backend documentation with Mermaid.js (#192)
• bug fixes (#245, #276, #294, #299)