Update package.json

Modified repository to be an object instead of an array, and added bug URL. Should now pass http://package-json-validator.com/ validation.
Merge pull request #41 from pdehaan/patch-1

Update package.json
Reorganize package.json to grunt-init layout
Added array of contributors to package.json
Updated CHANGELOG
Release 1.11.3
link to "node-canvas-wiki" failed
Merge pull request #49 from jiyinyiyong/patch-1

link to "node-canvas-wiki" failed
Updated CHANGELOG
Release 1.11.4
Upgraded spritesmith to pull in reduced file size for phantomjs
Updated CHANGELOG
Release 1.12.0
Upgraded to spritesmith@0.13.0
Allow for failures within Travis CI
Updated CHANGELOG
Release 1.13.0
use the standard grunt "files" mechanism
Add mapSrcToName and mapDestImageToUrl options