- changed information on StudentPDF 
	-> removed Preis
	-> removed Anzahl
	-> added Unterschrift
- implemented convenience method for table creation and table filling
- implemented classPDF-creation
implemented functional DAO injection, DAO example use
switched back to deploy2jetty due to jetty6 errors with hibernate
- refactoring
- fixing GradeTest
Merge pull request #27 from B3nRa/importAndExport

Import and export
Merge pull request #28 from davherrmann/issue#26

implemented functional DAO injection, DAO example use
Merge branch 'upstream/develop' into issue#30

Conflicts:
	build.gradle