Adds Objective-C style syntax highlighting to README.md

Some spiffy syntax highlighting for the README file should make it easier
to read.
Fixes mistake in README example code
Adds newline to end of README.md file
Adds .gitignore to project
Adds podspec
Fixes wrong email address
Merge pull request #2 from hanako/spiffy-readme

Adds Objective-C style syntax highlighting to README.md
Merge pull request #3 from hanako/gitignore

Adds .gitignore to project
Merge pull request #4 from hanako/add-podspec

Adds podspec
Update README.md

Added an image from the wiki page.