Added functionality to keep track of the current visit context, including a new library to access the information at runtime
Merge branch 'master' of github.com:cwi-swat/rascal
Merge branch 'master' of github.com:cwi-swat/rascal
Merge branch 'master' of github.com:cwi-swat/rascal
Merge branch 'master' of github.com:cwi-swat/rascal
Merge branch 'master' of github.com:cwi-swat/rascal
Header information added to file
Several fixes in the custom imploder for JSON files, plus many functions made private that were previously public