fix error with 0 hits for a cluster
update cluster plots and heat map part
update extra validate.pl parameter
update cut up 10K until linkage
Update rpsblast to not have a parameter for path, this is just a normal binary so should be in your PATH. Only COG database env variable is now necessary to set and throws an error if not set
Update COGPlot to use ggplot2 > v0.9 plotting parameters.
Remove some old misplaced text
Update linkage for cut up contigs 10K
Merge pull request #86 from inodb/develop

Updated complete_example with cut up 10K contigs until linkage part