add syntax highlighting to code snippets in readme
change inline code to block code with highlighting
change code examples type signature to comments
add syntax highlighting to few more examples
remove unnecessary blank line in code example
change " to ' in readme to make it more consistent
add spaces around string concatenation
change texts in code example to comments
remove ` character from code example
use absolute path in requiring pointfree-fantasy
Merge pull request #6 from jansedivy/readme_formatting_tweaks

Format few things in readme