Use default IndentHash: special_inside_parentheses
Disable MethodCalledOnDoEndBlock by default

Because this blocks every method call on do ... end block, even if it is
just simple `join` or `flatten`. It should be accepted.

But we should still avoid chaining multi-line blocks.
https://github.com/bbatsov/ruby-style-guide#single-line-blocks
Remove lines already enabled by default

Also Ruby 2.0 uses UTF-8 as default, so encoding comments aren't needed.
Merge pull request #43 from yous/patch-rubocop

Change values of .rubocop.yml to default