DataSeries support

Current git now has experimental support for binary output via HP
Lab's DataSeries library. Feel free to give it a try. It generally
seems to work, but it hasn't seen much larger-scale testing yet. More
information here:

(and soon also rendered on once I've figured out why
it's not auto-updating ....)


In addition, for people running RedHat-like systems…

yum install libxml2-devel boost-devel