make ReadHeadSet read/writeEntireBody static
write complete readheadset for BUILD and *after sequence* of pregelix jobs
fix to make -runLocal work
fix to make length percentile work in ray vertex
remove ruleC from Ray walk domination
change fs.create everytime to avoid the fs.close exception
Merge remote-tracking branch 'origin/jianfeng/fix-fs-close-in-readheadset' into wbiesing/remove-rule-c
modify script to make paired-end reads
accumulate & record complete walk kmer
add option to prune other incoming edges in scaffold
bugfix for P4 following Ray (shared state)
bugfix for Ray paired-end scores
candidates score accumulated kmer
Merge branch 'wbiesing/ray-merge-recent-pr-30-dec' into jianfeng/check-offsett-problem