[maven-release-plugin] prepare release 4.2
[maven-release-plugin] prepare for next development iteration
Merge pull request #460 from sharwell/release/4.2
Add regression test for issue #461 (interpreter starting with LR rule)
Return the correct tree when starting parser interpreter at an LR rule (fixes #461)
Merge pull request #462 from sharwell/fix-461

Fix 461
Merge remote-tracking branch 'antlr/master' into optimized
Update README.md
Update README.md

added www. to download for MS Windows link because site of "antlr.org" doesn't work but "www.antlr.org" does work
Merge pull request #468 from whitten/patch-1

Update README.md
Update README.md
Increment current while adding a collection to IntegerList (fixes #474)
Merge pull request #475 from sharwell/fix-474

Increment current while adding a collection to IntegerList (fixes #474)
fix broken download link
Merge pull request #481 from shinpei/README-fix-download-link

fix broken download link
BasicSemanticChecks.checkGrammarName: allow null filenames.

checkGrammarName assumes that all grammars come from actual files, but
grammars loaded using Tool.parseGrammarFromString use input streams
without source file names. This patch changes checkGrammarName to only verify
that grammar names and file names correspond when a file name is
available.
Add aphyr (Kyle Kingsbury) to contributors list
Mark Recognizer.getTokenErrorDisplay as deprecated (fixes #480)
Add regression test for issue #433
Updated RuleFunction.addContextGetters to support multiple alternatives with the same label (fixes #433)