correction on bulk_create_samples and bulk_create_tubes calls from reception_model
bulk_create_samples/tubes/barcodes/labellables adjusted after test against real server
adding manifest.xls
fix blob for csvmanifest
Remove unneeded form header.
Use explicit blob in xhr onload callback
Reformating
Make XHR post async again
Update dev server URL
add button classes
Merge pull request #206 from seandunn/fix_reception_for_real_calls

Fix reception for real calls