Switched to development branch
Merge remote-tracking branch 'origin/master' into development
Changes to gitignore and POM
Refactoring in commons-util, fixed bug in DFS,
added DFS example
Fixed missing license headers
Added bidirectional CompactGraphs.
Graph algorithms, site configuration
Removed WordInterner ...
Merge remote-tracking branch 'origin/master' into development
Modified POMs for site deployment
Got rid of useless scm-publish plugin, added site deployment script
Fixed license headers (also for non-Java files)
Removed duplicate shebang in deploy-site.sh
Revised copy and traversal API
Cleaned up POMs, added support for further graph types, fixed bugs in graph traversal
Fixed error in deploy-site.sh
Removed xml module
Revert "Removed xml module"

This reverts commit 38b471c84b65243c88b711991fc77643e9e194ac.
Added archetypes
Fixed license headers