ENYO-2691: Fixed issue about less-1.3.3.min.js not stored in npm pack .tgz result

Enyo-DCO-1.1-Signed-off-by: Yves Del Medico <yves.del-medico@hp.com>
ENYO-2691: Updated shrink-wrap.json for new less dependency

Enyo-DCO-1.1-Signed-off-by: Yves Del Medico <yves.del-medico@hp.com>
Merge pull request #382 from enyojs/ENYO-2691

ENYO-2691: Fixed issue about less-1.3.3.min.js not stored in npm pack .tgz result