Remove the 'private' annotation from some helper classes to prevent 404s in the documentation.
Remove the 'private' annotation from some helper classes to prevent 404s in the documentation.

anandmehrotra/handsontable,Jazzo/handsontable,rjansen72/handsontable,avct/handsontable,anandmehrotra/handsontable,avct/handsontable,billdc/handsontable,floribon/handsontable,billdc/handsontable,Cropster/handsontable,littleforeastli/handsontable,Growmies/handsontable,Growmies/handsontable,PaulZadorozhniy/handsontable,Growmies/handsontable,PaulZadorozhniy/handsontable,Jazzo/handsontable,littleforeastli/handsontable,rjansen72/handsontable,Cropster/handsontable,PaulZadorozhniy/handsontable,billdc/handsontable,floribon/handsontable,compstak/handsontable,littleforeastli/handsontable,anandmehrotra/handsontable,compstak/handsontable,Cropster/handsontable,compstak/handsontable,avct/handsontable,floribon/handsontable,Jazzo/handsontable