Iterator: basic concept for block iterator
Merged master into stoewer-dev
File: property name added, copy constructor implemented
BlockIterator: first draft for implementation
BlockIterator: some changes
Merge branch 'stoewer-dev'
Iterator: implementation of group and block iterator (untested)
Iterator: fixed compiler errors and warnings
Iterator: headers and imports
BlockIterator: working version
Merge branch 'master' into stoewer-dev
Merge branch 'stoewer-dev'