RocksdbServer v0.1.5

Merge pull request #14 from Rajendra-R/freeze_versions

#13 freeze all modules with updated versions

RocksdbServer v0.1.4

• updated installation instructions in README to support jq filtering
• references #9, iter supports jq transformations
• references #8, iterates using generator functions

RocksdbServer v0.1.3

Merge pull request #7 from algrebe/travis-and-rocksdbserver-fixes

Travis and rocksdbserver fixes