Exports library via umd

Fixes issues importing the library via various sources.

temporary fix for dependency issue

re: #19

Removes jquery dep

Merge pull request #16 from benrlodge/remove-jquery-and-organize-shit

remove jquery dep

Includes dist folder with es5 support

Merge pull request #15 from benrlodge/add_dist_dir

fix version

Support multiple editors

Previously only one component could be rendered at a time, 3.3.0 fixes this.

removes use of minified simplemde

re: #10

v3.0: Merge pull request #6 from benrlodge/update_value

Removes the initialValue prop and replaces it with a value prop, allowing direct changes to the value to be made after the component mounts.