No changes from v5.20.0, just re-released to correctly mark with the latest dist-tag on NPM.

• [bugfix] fix strict-boolean-expressions false positive with "ignore-rhs" option (#4833)
• [bugfix] fix no-unnecessary-type-assertion no error when "strict": true in compiler flags (#4841)
• [bugfix] "ignore" option for file-name-casing rule works correctly (#4848)
• [bugfix] fix array-type false positive for simple parenthesized types with "array-simple" option (#4844)
• [new-rule-option] object-literal-shorthand supports {"property"?: "never", "method"?: "never"} as config options (#4842)
• [new-rule-option]: allow-generics option for invalid-void rule (#4839)
• [new-rule-option] check-super-calls option for unnecessary-constructor rule (#4813)
• [chore] Upgrade diff dependency to v4.0.1 (#4845, #4852)

Thanks to our contributors!

• Bas Bosman
• Tanmoy Bhowmik
• David Zulaica
• Maxime Kjaer
• @guidsdo
• Pavel Birukov
• Josh Goldberg
• Akshaya Srivatsa

• [bugfix] relax promise-function-async for short parenthesized arrow functions (#4765)
• [bugfix] fix no-async-without-await false positive for abstract methods (#4782)
• [bugfix] fix strict-comparison false positive for null and undefined literals (#4786)
• [bugfix] improve no-angle-bracket-type-assertion autofix semantics with more parentheses (#4823)
• [enhancement] add BigInt support to restrict-plus-operands rule (#4814)
• [enhancement] await-promise now supports new TypeScript 3.6 AST API symbols for async iterators (#4800)
• [new-rule-option] check-strings and check-regex options for max-line-length rule (#4798)
• [new-rule-option] variable-declaration-ignore-function option for typedef rule (#4769)
• [new-rule-option] ignore-blank-lines option for object-literal-sort-keys rule (#4808)
• [new-rule] no-for-in (#4747)
• [new-rule] invalid-void (#4736)
• [new-rule] strict-string-expressions reports errors on type coercions found in string expressions (#4807)
• [new-rule] no-promise-as-boolean (#4790)
• [docs] link to OSS fellowship medium post in README (#4821)

Thanks to our contributors!

• Josh Pike
• Tanmoy Bhowmik
• Michael Withagen
• Evgeniy Timokhov
• Vitalij Krotov
• Josh Goldberg
• Veda
• Guido
• Robert Fink
• Max Sysoev

• [feature] New --print-config CLI flag (#4744)
• [bugfix] no-unnecessary-type-assertion no longer flags x! non-null assertions if --strictNullChecks is not enabled (#3724)
• [bugfix] quotemark handles unbalanced quotes more gracefully without crashing (#4344)
• [docs] Add tslint-playground link to README and bug report template (#4150)
• [enhancement] no-magic-numbers rule ignores arguments passed into default Number methods (#3668)
• [new-fixer] comment-format (#3583)
• [new-rule-option] "allow-trailing-lowercase" option for comment-format rule (#3583)
• [new-rule-option] "ignore-accessors" for adjacent-overload-signatures to ignore getters / setters overloads (#3718)
• [new-rule] no-async-without-await (#3945)
• [new-rule] strict-comparisons (#4519)

Thanks to our contributors!

• Josh Goldberg
• smoehrle
• Mateusz Witkowski
• Andy Hanson
• John Wiseheart
• Eran Shabi
• Tibor Blenessy
• AndreasGassmann
• Ryan Waskiewicz
• Isabelle

• [bugfix] quotemark backtic option now ignores enum members, use strict declarations, lookup types, and strings containing octal escape sequences. (#4693)
• [bugfix] no-redundant-jsdoc no longer errors on JSDocThisTag (#4690)
• [chore] Update devDependency mocha from v3.2.0 to v6.1.4 (#4669) (#4674)
• [chore] Update devDependency js-yaml from ^3.13.0 to ^3.13.1 (#4663)
• [chore] Update deprecated devDependency github to @octokit/rest (#4673)
• [chore] Update devDependency nyc from v13.3.0 to v14.1.1 (#4699)
• [deprecation] no-use-before-declare rule for typescript >= 2.9.0 (#4695)
• [documentation] Minor fix for variable-name rule metadata (#4731)
• [documentation] Fixed no-unused-variable argument count (#4683)
• [enhancement] Allow const assertions in no-object-literal-type-assertion (#4681)
• [new-fixer] unnecessary-constructor (#4694)

Thanks to our contributors!

• Bjorn Stromberg
• Vitaliy Agoshkov
• knafteN
• Bowen Ni
• Waseem Ahmad
• Åsmund Grammeltvedt
• Eric Ferreira
• Zhen Tian
• Tom Lakesman
• zachkirsch

• [bugfix] Excuse more quotemark backtick edge cases and fix behavior for TS < 2.7.1 (#4642)
• [bugfix] Fix regression in interface-name rule related to numeric characters in interface names (#4655, #4626)
• [enhancement] Update nyc from v10.2.0 to v13.3.0 (#4633)
• [enhancement] Migrate from deprecated babel-code-frame package to new @babel/code-frame package (#4632)
• [enhancement] Improve error message for restrict-plus-operands rule. (#4635)
• [enhancement] comment-format rule now whitelists //region comments generated by JetBrains IDE (#4609)
• [enhancement] Relax no-null-undefined-union rule. (#4625)
• [new-rule-option] allow-else-if option for unnecessary-else rule (#4599)
• [documentation] Fix "identifer" typo in custom rules docs (#4657)
• [documentation] Fix code example for switch-default rule (#4650)
• [documentation] Fix documentation example for prose formatter (#4656)
• [documentation] no-parameter-properties: fix unclear rule description (#4629)
• [documentation] Fix typo in rule docs generation (#4638)

Thanks to our contributors!

• Oleg Artene
• William Neely
• Bjorn Stromberg
• Matthew Barry
• Neha Rathi
• Vincent Langlet
• rarenal
• Greg Jednaszewski
• Adam Postma
• Eric Ferreira
• Evgeniy Timokhov
• Martin Probst