add the functionality to add a custom caption (#65)

add a new option to expand hidden lines (#61)

Update script version and package version and make it meet semver for…

…mat (#56)

* Update gist-embed.js

Add callback to be called after ajax complete

* Fix indent and remove unnecessary existence check before typeof

* Update script version and package version and make it meet semver format

* Fix missing spaces

Update README.md

V 2.4

v 2.3

Create gist-embed.min.js

Feature request issue #35

Allow the user to set the visibility of the loading text to shown or
hidden via the gist-show-loading attribute.

2.0 release notes

Update readme