update elements and fix some bugs

lib/src/prism/components/prism-crystal.min.js

+!function(e){e.languages.crystal=e.languages.extend("ruby",{keyword:[/\b(?:abstract|alias|as|asm|begin|break|case|class|def|do|else|elsif|end|ensure|enum|extend|for|fun|if|ifdef|include|instance_sizeof|lib|macro|module|next|of|out|pointerof|private|protected|rescue|return|require|self|sizeof|struct|super|then|type|typeof|union|unless|until|when|while|with|yield|__DIR__|__FILE__|__LINE__)\b/,{pattern:/(\.\s*)(?:is_a|responds_to)\?/,lookbehind:!0}],number:/\b(?:0b[01_]*[01]|0o[0-7_]*[0-7]|0x[0-9a-fA-F_]*[0-9a-fA-F]|(?:[0-9](?:[0-9_]*[0-9])?)(?:\.[0-9_]*[0-9])?(?:[eE][+-]?[0-9_]*[0-9])?)(?:_(?:[uif](?:8|16|32|64))?)?\b/});var t=e.util.clone(e.languages.crystal);e.languages.insertBefore("crystal","string",{attribute:{pattern:/@\[.+?\]/,alias:"attr-name",inside:{delimiter:{pattern:/^@\[|\]$/,alias:"tag"},rest:t}},expansion:[{pattern:/\{\{.+?\}\}/,inside:{delimiter:{pattern:/^\{\{|\}\}$/,alias:"tag"},rest:t}},{pattern:/\{%.+?%\}/,inside:{delimiter:{pattern:/^\{%|%\}$/,alias:"tag"},rest:t}}]})}(Prism);