pathauto 8.x-1.0-alpha3

Changes since 8.x-1.0-alpha2:

• #2705937 by Dave Reid: Ensure the url_alias table is created when the module is installed.
• #2680503 by Dave Reid, Berdir: Fixed ForumAliasType caused fatal errors.
• #2704771 by Dave Reid: Fixed manual URL alias field not disabled if pathauto checkbox is checked.
• Updated token validation error message.
• #2702245 by Dave Reid: Fix action text of "Update URL-Alias" should be "Update URL alias"
• #2698959 by Berdir: Convert simpletest kernel tests to phpunit
• #2681299 by peschmae: Add validation to reject invalid characters (?&#) in patterns
• #2657376 by pguillard, peschmae: Document installation and usage
• #2657776 by dermario, Berdir, gaurav.goyal: Should be possible to disable patterns (and not delete them)
• #2685591 by dermario: Radio is not checked when choosing "Leave case ..." option
• #2656958 by Dave Reid, dermario, gaurav.goyal: Strings to remove default setting is incorrect
• #2674494 by dermario, kpoornima: Punctuation not removed correctly
• #2683367 by CTaPByK: ESLint check and verify code quality in Pathauto
• by Berdir: Remove left-over module_load_include() calls
• #2655874 by juampynr: Improve error handling for "The given alias pattern always matches the route"