improvement: slideshare widget catches JSON parse errors
fixes #114
reflecting changes on test app
Merge branch 'feature/catch-slideshare-parse-error' of github.com:spiderpug/infopark_kickstarter into spiderpug-feature/catch-slideshare-parse-error

* 'feature/catch-slideshare-parse-error' of github.com:spiderpug/infopark_kickstarter:
  reflecting changes on test app
  improvement: slideshare widget catches JSON parse errors fixes #114
also catch rest client error
update changelog
Merge branch 'spiderpug-feature/catch-slideshare-parse-error' into develop

* spiderpug-feature/catch-slideshare-parse-error:
  update changelog
  also catch rest client error
  reflecting changes on test app
  improvement: slideshare widget catches JSON parse errors fixes #114