- add filtering capabilities using the header.properties so that it is possible to parse only column where we are interested in
- fix bug in the DelimitedParser because it is not parsing the actual header but the one from the properties file (after fixing, switching the column name in the header.properties for delimited file will deliver the right result BUT be careful with FixedWidthHeaderParser, the header.properties will define the parsing behaviour based on the header column).
- use Java 7 ARM feature to automatically close resources
- improve unit testing
- improve unit testing
- add main class