message: Ignore commented sections in outline
  This closes
diff: @@ -64,14 +64,14 @@ export class SectionNodeProvider implements vscode.TreeDataProvider<Section> {
  content = content.substr(0, endPos)
  }
  - let pattern = '^(?!%)\\s*((?:\\\\(?:input|include|subfile)(?:\\[[^\\[\\]\\{\\}]*\\])?){([^}]*)})|((?:\\\\('
  + let pattern = '^(?!%)\\s*(?:((?:\\\\(?:input|include|subfile)(?:\\[[^\\[\\]\\{\\}]*\\])?){([^}]*)})|((?:\\\\('
  this.hierarchy.forEach((section, index) => {
  pattern += section
  if (index < this.hierarchy.length - 1) {
  pattern += '|'
  }
  })
  - pattern += ')(?:\\*)?(?:\\[[^\\[\\]\\{\\}]*\\])?){([^}]*)})'
  + pattern += ')(?:\\*)?(?:\\[[^\\[\\]\\{\\}]*\\])?){([^}]*)}))'
  // const inputReg = /^((?:\\(?:input|include|subfile)(?:\[[^\[\]\{\}]*\])?){([^}]*)})|^((?:\\((sub)?section)(?:\[[^\[\]\{\}]*\])?){([^}]*)})/gm
  const inputReg = RegExp(pattern, 'gm')
  