Update README.md
Bug fix with sparse degree data.
Merge branch 'long-vertex-id' of github.com:akyrola/graphchiDB-java
refactored a bit and added in-edge query
initial new shard - no links yet
out queries work now with mmaped ptr file
fixed a discrepancy
inedge query works now
fixed range bug
query benchmark
added metrics
use mmaping, seems to be clearly faster -- better in caching i guess
started working on data storage in scala
basic database stuff...
basic database stuff...
mysql backed column
added timed blocks
refactoring to prepare for edge ingest
compact edge encoding and decoding
refactored queries