Enjoy all those bug-fixes!

### Bugs fixed

* [#1691](https://github.com/bbatsov/rubocop/issues/1691): For assignments with line break after `=`, use `keyword` alignment in `EndAlignment` regardless of configured style. ([@jonas054][])
* [#1769](https://github.com/bbatsov/rubocop/issues/1769): Fix bug where `LiteralInInterpolation` registers an offense for interpolation of `__LINE__`. ([@rrosenblum][])
* [#1773](https://github.com/bbatsov/rubocop/pull/1773): Fix typo ('strptime' -> 'strftime') in `Rails/TimeZone`. ([@palkan][])
* [#1777](https://github.com/bbatsov/rubocop/pull/1777): Fix offense message from Rails/TimeZone. ([@mzp][])
* [#1784](https://github.com/bbatsov/rubocop/pull/1784): Add an explicit error message when config contains an empty section. ([@bankair][])
* [#1791](https://github.com/bbatsov/rubocop/pull/1791): Fix autocorrection of `PercentLiteralDelimiters` with no content. ([@cshaffer][])
* Fix handling of `while` and `until` with assignment in `IndentationWidth`. ([@lumeet][])
* [#1793](https://github.com/bbatsov/rubocop/pull/1793): Fix bug in `TrailingComma` that caused `,` in comment to count as a trailing comma. ([@jonas054][])
* [#1765](https://github.com/bbatsov/rubocop/pull/1765): Update 1.9 hash to stop triggering when the symbol is not valid in the 1.9 hash syntax. ([@crimsonknave][])
* [#1806](https://github.com/bbatsov/rubocop/issues/1806): Require a newer version of `parser` and use its corrected solution for comment association in `Style/Documentation`. ([@jonas054][])
* [#1792](https://github.com/bbatsov/rubocop/issues/1792): Fix bugs in `Sample` that did not account for array selectors with a range and passing random to shuffle. ([@rrosenblum][])
* [#1770](https://github.com/bbatsov/rubocop/pull/1770): Add more acceptable methods to `Rails/TimeZone` (`utc`, `localtime`, `to_i`, `iso8601` etc). ([@palkan][])
* [#1795](https://github.com/bbatsov/rubocop/pull/1795): Fix bug in `TrailingBlankLines` that caused a crash for files containing only newlines. ([@renuo][])

[@bbatsov]: https://github.com/bbatsov
[@jonas054]: https://github.com/jonas054
[@yujinakayama]: https://github.com/yujinakayama
[@dblock]: https://github.com/dblock
[@nevir]: https://github.com/nevir
[@daviddavis]: https://github.com/daviddavis
[@sds]: https://github.com/sds
[@fancyremarker]: https://github.com/fancyremarker
[@sinisterchipmunk]: https://github.com/sinisterchipmunk
[@vonTronje]: https://github.com/vonTronje
[@agrimm]: https://github.com/agrimm
[@pmenglund]: https://github.com/pmenglund
[@chulkilee]: https://github.com/chulkilee
[@codez]: https://github.com/codez
[@emou]: https://github.com/emou
[@skanev]: http://github.com/skanev
[@claco]: http://github.com/claco
[@rifraf]: http://github.com/rifraf
[@scottmatthewman]: https://github.com/scottmatthewman
[@ma2gedev]: http://github.com/ma2gedev
[@jeremyolliver]: https://github.com/jeremyolliver
[@hannestyden]: https://github.com/hannestyden
[@geniou]: https://github.com/geniou
[@jkogara]: https://github.com/jkogara
[@tmorris-fiksu]: https://github.com/tmorris-fiksu
[@mockdeep]: https://github.com/mockdeep
[@hiroponz]: https://github.com/hiroponz
[@tamird]: https://github.com/tamird
[@fshowalter]: https://github.com/fshowalter
[@cschramm]: https://github.com/cschramm
[@bquorning]: https://github.com/bquorning
[@bcobb]: https://github.com/bcobb
[@irrationalfab]: https://github.com/irrationalfab
[@tommeier]: https://github.com/tommeier
[@sfeldon]: https://github.com/sfeldon
[@biinari]: https://github.com/biinari
[@barunio]: https://github.com/barunio
[@molawson]: https://github.com/molawson
[@wndhydrnt]: https://github.com/wndhydrnt
[@ggilder]: https://github.com/ggilder
[@salbertson]: https://github.com/salbertson
[@camilleldn]: https://github.com/camilleldn
[@mcls]: https://github.com/mcls
[@yous]: https://github.com/yous
[@vrthra]: https://github.com/vrthra
[@SkuliOskarsson]: https://github.com/SkuliOskarsson
[@jspanjers]: https://github.com/jspanjers
[@sch1zo]: https://github.com/sch1zo
[@smangelsdorf]: https://github.com/smangelsdorf
[@mvz]: https://github.com/mvz
[@jfelchner]: https://github.com/jfelchner
[@janraasch]: https://github.com/janraasch
[@jcarbo]: https://github.com/jcarbo
[@oneamtu]: https://github.com/oneamtu
[@toy]: https://github.com/toy
[@Koronen]: https://github.com/Koronen
[@blainesch]: https://github.com/blainesch
[@marxarelli]: https://github.com/marxarelli
[@katieschilling]: https://github.com/katieschilling
[@kakutani]: https://github.com/kakutani
[@rrosenblum]: https://github.com/rrosenblum
[@mattjmcnaughton]: https://github.com/mattjmcnaughton
[@huerlisi]: https://github.com/huerlisi
[@volkert]: https://github.com/volkert
[@lumeet]: https://github.com/lumeet
[@mmozuras]: https://github.com/mmozuras
[@d4rk5eed]: https://github.com/d4rk5eed
[@cshaffer]: https://github.com/cshaffer
[@eitoball]: https://github.com/eitoball
[@iainbeeston]: https://github.com/iainbeeston
[@pimterry]: https://github.com/pimterry
[@palkan]: https://github.com/palkan
[@jdoconnor]: https://github.com/jdoconnor
[@meganemura]: https://github.com/meganemura
[@zvkemp]: https://github.com/zvkemp
[@vassilevsky]: https://github.com/vassilevsky
[@gerry3]: https://github.com/gerry3
[@ypresto]: https://github.com/ypresto
[@clowder]: https://github.com/clowder
[@mudge]: https://github.com/mudge
[@mzp]: https://github.com/mzp
[@bankair]: https://github.com/bankair
[@crimsonknave]: https://github.com/crimsonknave
[@renuo]: https://github.com/renuo