#87 Tidy up DefaultFileInputGenerator constructor.
#87 Tidy up FileIterator constructor.
Merge branch 'master' into FileIterator_FileInputGenerator
Merge branch 'master' into FileIterator_FileInputGenerator
Merge branch 'master' into FileIterator_FileInputGenerator

Conflicts:
	backend/src/main/java/de/metanome/backend/input/csv/FileIterator.java
Use new FileIterator constructor in test fixture.
#87 Use ConfigurationSettingFileInput to tidy up constructors.
Setter methods in ConfigurationSettingFileInput returning this.
Merge pull request #239 from HPI-Information-Systems/FileIterator_FileInputGenerator

File iterator file input generator