Release v0.9.37

• Fix JavaScript errors in --one-file template (#1426)
• Fix heredoc parsing and add support for squiggly heredocs (#1315, #1495)
• Accessibility improvements to the default template (#1501)
• Improved YARD documentation (#1410, #1512, #1516, #1544)
• Fix error when parsing @option tags (#1515)
• Fix issue parsing UTF-8 filenames (#1517)
• Replace OpenStruct with optimized YARD::OpenStruct to avoid ostruct performance warnings (#1545)
• Add support for private attr_* syntax (#1541)
• Remove logger dependency (#1546)