﻿Changes in version: fsia_1.1

The main changes are the possibility of scoring using weights and the 
conversion of multiple responses to dummy variables. In detail:
* added functions addkey and addweights 
* added option dummy in function read.formscanner
* added function resp2scores
* functions person.stat and item.stat can perform scoring using weights
* deleted previous datasets and added datasets "test" and "questionnaire"
* added folder examples with csv files and two forms
* same changes in .Rd files

