pzol/deterministic — pull request #18 by jsliwinski (2014-09-12 11:25:25+00:00)
Title: Remove space in lambda expression revert support for ruby 1.9.3

Space between `->` and `(_)` causes Syntax error in ruby version 1.9.3.
Remove this space resolve problem.

```
[1] pry(main)> RUBY_VERSION
=> "1.9.3"
[2] pry(main)> -> (_) { puts "hello" }
SyntaxError: unexpected tLAMBEG, expecting $end
-> (_) { puts "hello" }
^
[2] pry(main)> ->(_) { puts "hello" }
=> #
```