[Fix #1349] Don't change whitespace in BracesAroundHashParameters

The autocorrect should stay away from extra clean-up work as
it can interfere with other autocorrections.
[Fix #1362] Fix condition for special cases in MultilineOperationIndentation

Some expressions inside parentheses should not be checked by
this cop, and the logic for finding these cases was faulty.
Merge pull request #1364 from jonas054/1349_fix_autocorrect

[Fix #1349] Don't change whitespace in BracesAroundHashParameters
Merge pull request #1365 from jonas054/1362_fix_multiline_op_ind

Fix condition for special cases in MultilineOperationIndentation