corrections and test
Revert "corrections and test". Pushed in wrong branch.

This reverts commit 415fdccbe93f465806ef0a03c5b9263671e47461.
Revert "initial adamic-adar similarity implementation". Pushed to wrong branch.

This reverts commit a65f8eb86b885fd61bc31b89168de7138b77ebd4.
initial implementation for second-level semimetric discovery
Merge branch 'second-level-semimetric' of github.com:vasia/okapi into second-level-semimetric
seems to be working, needs tests and optimization :)
vertex output format for testing
added tests
aggregator to count metric edges
treemap implementation of OutEdges
fix pom to build with hadoop2
sorted edges implementation
second-level semimetric to work with sorted edges --seems to work :s
changed test
distance conversion in jaccard
merge branch with 2nd-step semi-metric