Merge pull request ankurp#137 from ankurp/xcode-6.3-beta-swift-1.2

Upgrading code for Swift 1.2

Bumping version

Removing Optional tests

Update README.md

Merge pull request ankurp#127 from ankurp/for-each

Adding each to dollar and cent and corresponding tests

Merge pull request ankurp#124 from ankurp/refactor

Refactoring code by encapsulating chain inside Dollar namespace

Merge pull request ankurp#120 from ankurp/refactor-chaining

Refactoring chaining of functions with support for generics

Merge pull request ankurp#119 from ankurp/uniq-preserve-order

Presever order in uniq and use the first uniq value in uniq by

Adding Version 1.2.0

Adding Version 1.1.0