fixed modal feedback display in qti test driver
Merge pull request #18 from oat-sa/fix-show-modalFeedback

fixed modal feedback display in qti test driver
Issue #3299 about QTI Test Import on Mac OSX finally solved!
Solves issue #3313 on OAT's Redmine.

The system now accepts to import QTI 2.1 Tests where multiple qti:assessmentItemRef components reference the same actual item using the href attribute.
Pooling with replacement, from a pool of a single item, test archive.
XSD Invalid XML Item whitin a test: sample archive.
replace the progressbar
Merge pull request #19 from oat-sa/new-progressbar

replace the progressbar
improved test sample.
add a error report for empty or malformed cml (test/item)
Merge remote-tracking branch 'composer/develop' into develop
Merge branch 'develop' into fix-error-empty-item
add use for the xmlstorageexception
remove / at the beginning of use
Merge pull request #20 from oat-sa/fix-error-empty-item

Fix error empty item
fixing silent fail at delivery time on expired session.
fix layout for test with more than 9 items
Merge pull request #22 from oat-sa/fix-broken-test-many-items

fix layout for test with more than 9 items
Merge pull request #21 from oat-sa/test-silent-fail

fixing silent fail at delivery time on expired session.