Throw TechnicalException when locator string is null
Merge pull request #12 from falbrech-hsdg/quickfixes

Throw TechnicalException when locator string is null
Fixed handling of empty and null Excel data and header cells
Merge pull request #13 from vbergmann/master

Fixed handling of empty and null Excel data and header cells
Supporting HTML file upload
Improved behaviour on initialization failure
Avoiding NPE in FileField
Merge remote-tracking branch 'upstream/master'
Using Databene Formats 1.0.3 for fixing empty-excel-header issue
Merge pull request #14 from vbergmann/master

Supporting File upload via Selenium 1 and 2
Fixed remaining issue with empty trailing columns:
ArrayIndexOutOfBoundsException in
PropertyArray2JavaBeanConverter.convert()
Merge pull request #16 from vbergmann/bugfixes

Fixed remaining issue with empty trailing columns