changed output to xapiwrapper.min.js
fixed empty extended prop being added to lrs object
fixed empty extended prop being added to lrs object
Merge pull request #21 from creighton/master

fixed empty extended prop being added to lrs object
Fixed 'cannot read property user of undefined'
Merge pull request #22 from mickmuzac/master

Fixed 'cannot read property user of undefined'
corrected readme
re min files
Merge pull request #27 from creighton/master

re min files
Merge pull request #25 from RoboSparrow/master

Corrected readme
Merge remote-tracking branch 'upstream/master'

Conflicts:
	xapiwrapper.min.js
Updated build date, merged alert change