Bump esprima from 3.1.3 to 4.0.1

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Bumps esprima from 3.1.3 to 4.0.1.

Changelog

Sourced from esprima's changelog.

2018-06-17: Version 4.0.1

  *  Fix parsing async get/set in a class (issue 1861, 1875)
  *  Account for different return statement argument (issue 1829, 1897, 1928)
  *  Correct the handling of HTML comment when parsing a module (issue 1841)
  *  Fix incorrect parse async with proto-identifier-shorthand (issue 1847)
  *  Fix negative column in binary expression (issue 1844)
  *  Fix incorrect YieldExpression  in object methods (issue 1834)
  *  Various documentation fixes

2017-06-10: Version 4.0.0

  * Support ES2017 async function and await expression (issue 1079)
  * Support ES2017 trailing commas in function parameters (issue 1550)
  * Explicitly distinguish parsing a module vs a script (issue 1576)
  * Fix JSX non-empty container (issue 1786)
  * Allow JSX element in a yield expression (issue 1765)
  * Allow `in` expression in a concise body with a function body (issue 1793)
  * Setter function argument must not be a rest parameter (issue 1693)
  * Limit strict mode directive to functions with a simple parameter list (issue 1677)
  * Prohibit any escape sequence in a reserved word (issue 1612)
  * Only permit hex digits in hex escape sequence (issue 1619)
  * Prohibit labelled class/generator/function declaration (issue 1484)
  * Limit function declaration as if statement clause only in non-strict mode (issue 1657)
  * Tolerate missing ) in a with and do-while statement (issue 1481)

Commits

• 0ed4b8a Stable version 4.0.1
• cb3b14d Update ChangeLog for 4.0.1
• 48c3c56 Fix parsing async get/set in a class
• fcb6afb Documentation: fix the type of some nodes.
• 03fafdf Documentation: explicit notice on supporting only JavaScript
• 111e0ea Downstream test: ignore Recast since its master is flaky.
• 56171bb Recognize Token.StringLiteral as a ReturnStatement argument.
• 644423a Add missing closing brace, fix incorrect interface name
• aef9b5a Docs: fix the type of SwitchCase's test
• 88010df Tiny typo
• Additional commits viewable in compare view

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