Fix for gremlin.sh will take more than 9 params
don't hold on to the borrowed connections in Cassandra Thrift iterators
If there is only one thread, then the threadpool is null and this throws
error
Test case for #508 Resource leak when using 0.4.1 + cassandrathrift and iterating over all vertices
Merge branch 'master' into issue_508
Merge branch 'issue_508_test' of github.com:MrKeyholder/titan into MrKeyholder-issue_508_test
Merge branch 'fix-for-performance' of github.com:mpouttuclarke/titan into mpouttuclarke-fix-for-performance
Merge branch 'master' of github.com:tsecheran/titan into tsecheran-master