bbatsov/rubocop

RuboCop 0.26.1 is a bugfix-only release. Below is a list of the bugs we've fixed since 0.26.0:

### Bugs fixed

* [#1326](https://github.com/rubocop/rubocop/issues/1326): Fix problem in `SpaceInsideParens` with detecting space inside parentheses used for grouping expressions. ([@jonas054][])
* [#1335](https://github.com/rubocop/rubocop/issues/1335): Restrict URI schemes permitted by `LineLength` when `AllowURI` is enabled. ([@smangelsdorf][])
* [#1339](https://github.com/rubocop/rubocop/issues/1339): Handle `eql?` and `equal?` in `OpMethod`. ([@bbatsov][])
* [#1340](https://github.com/rubocop/rubocop/issues/1340): Fix crash in `Style/SymbolProc` cop when the block calls a method with no explicit receiver. ([@smangelsdorf][])

[@bbatsov]: https://github.com/bbatsov
[@jonas054]: https://github.com/jonas054
[@smangelsdorf]: https://github.com/smangelsdorf