BUG - removed SpssDatasourceParsingException, merged code from Opal 2.0-M3, made new dependency to spssreader 1.1.0
Removed CsvDatasourceParsingException class
Adde test cases for duplicated entity values and overflow variable values
Merge pull request #43 from kazoompa/magma-1.7.x

Magma 1.7.x