docs(docs/endpoint_handlers/amazon-s3.jmd): clarification

You can also pass any data to your Fine Uploader
"complete" event handler, client-side, by including it in a
JSON response to this request.
chore(-): re-trigger travis build since sauce labs is failing for some reason
docs(messages option docs): forgot to document "too many items" messages
docs(quickstart/02-setting_options-s3): Link to S3 options, not Core

This would have been confusing to users.
docs(*): fixes #962 - Fix `BlobData` references
docs(docs/api/options-ui.jmd): fixes #961 - Default value for dragAndDrop.disabledDefaultDropzone is wrong
docs(docs/api/methods.jmd): #962 - typo
docs(api/methods.jmd): Fix typo in setDeleteFileParams method desc

fixes #966
docs(api/methods.jmd): Fix parameter types in params-related methods

fixes #967
docs: Indicate jQuery 1.7+ is required to use `on` function

fixes #968
fix(s3/handler.xhr.js): fixes #972 - fail upload if non-upload ajax response doesn't pass internal checks
fix(s3/handler.xhr.js): fixes #972 - faulty isError determination
fix(s3/multipart.complete.ajax.requester.js): fixes #973 - don't compare the key name in the CMU response from S3
docs(async-tasks-and-promises.jmd): Typo in `then` method description.


fixes #975
fix:(s3/handler.form.js): assume AWS encoding scheme for query params in response
test(unit/s3/util.js): assert.equal params were wrong
Merge branch 'hotfix/s3-keys-with-spaces'
Merge remote-tracking branch 'origin/master'
chore(*): 3.8.1 hotfix release
chore(fineuploader.jquery.json): closes #947 - additional jQuery registry keywords