Make original data available in the script
Merge pull request #133 from okfn/djw-original-data

Make original data available in the script
[vendor/recline][xs]: fix for file csv loading from file.
[model/project][s]: pass back a deferred in save in save where we are not logged in.

(o/w error on project create for non-logged in users).
[#126,scripting][s]: tweak loadDataset function to have node style callback structure.
Merge branch 'master' into gh-pages