added MIT license and readme for FileSaver.js
Added link to the MIT license
Merge pull request #142 from andygup/fix_filesaver_license

Fix filesaver.js license
fixed broken license link
Merge pull request #143 from andygup/fix_broken_link

fixed broken license link
updated readme's list of dependencies
added reference to filesaver.js
fixed minor typo
Merge pull request #144 from andygup/update_readme

Update readme
temporarily deprecating attachments editor sample
Merge pull request #146 from andygup/remove-attachments-sample

temporarily deprecating attachments editor sample