e.g. for nested functions
sort array of numbers
willset and didset examples
Update README.md
format indentation.
Update README.md
Update README.md
formatting changes
Merge remote-tracking branch 'origin/gh-pages'

Conflicts:
	README.md
Merge pull request #40 from kishorekumarmohan/master

Add 'willset' and 'didset' samples
Fix indentation and formatting
Fix nested function example
Merge branch 'gh-pages' of https://github.com/grant/swift-cheat-sheet into swift-parser

Conflicts:
	README.md