Fixes: Exception in template helper: TypeError: Cannot read property 'link' of undefined at constructor.attachmentLink (http://192.168.178.2:8080/app/app.js?hash=c0f961362c1318d650abaafcaaa6f6a77c8d11c8:3935:29) at http://192.168.178.2:8080/packages/blaze.js?hash=a20deb597f76789e171a9ee2b2e37d73fbb7ecda:1566:16 at http://192.168.178.2:8080/packages/peerlibrary_blaze-components.js?hash=4049f7e3116e3d9e865392b9546e70dc479b9add:395:66 at Function.Template._withTemplateInstanceFunc (http://192.168.178.2:8080/packages/blaze.js?hash=a20deb597f76789e171a9ee2b2e37d73fbb7ecda:3575:14) at http://192.168.178.2:8080/packages/peerlibrary_blaze-components.js?hash=4049f7e3116e3d9e865392b9546e70dc479b9add:394:27 at Spacebars.call (http://192.168.178.2:8080/packages/spacebars.js?hash=6f2be25813c793c0b363a6a91ebb029723f294ec:169:51) at Spacebars.mustacheImpl (http://192.168.178.2:8080/packages/spacebars.js?hash=6f2be25813c793c0b363a6a91ebb029723f294ec:106:25) at Object.Spacebars.mustache (http://192.168.178.2:8080/packages/spacebars.js?hash=6f2be25813c793c0b363a6a91ebb029723f294ec:110:39) at Blaze.View._render (http://192.168.178.2:8080/app/app.js?hash=c0f961362c1318d650abaafcaaa6f6a77c8d11c8:3328:42) at Blaze.View.doRender (http://192.168.178.2:8080/packages/blaze.js?hash=a20deb597f76789e171a9ee2b2e37d73fbb7ecda:1925:25)
