Update README.md

Added "Run" buttons to code examples
Merge pull request #55 from Runnable/master

Added "Run" buttons to Readme code examples
[doc] updates for clarity and reading ease

+ extra linkage points ;)
Merge pull request #53 from KuttKatrea/master

[fix] Requesting a directory with autoIndex true and showDir false will no longer cause a hanging request
Merge pull request #56 from blakmatrix/patch-1

[doc] Updates for clarity and reading ease
add bin command
documentation for ecstatic command
[dist] v0.3.1
Merge pull request #58 from dominictarr/master

[bin] Add `ecstatic` cli command
[dist] v0.3.2
[dist] [minor] engines:node is deprecated
[doc] Document the string-instead-of-options-to-ecstatic functionality
[doc] Explain what autoIndex does
[api] autoIndex is true by default, showDir is false by default
[doc] Clarify/modify options descriptions for showDir and autoIndex
[dist] v0.4.0
failing malformed test
catch malformed requests and return 400
Merge pull request #61 from substack/malformed

catch malformed requests and return a 400
[style] Fix code indent