[$] Fedora's Boltron preview

In many ways, distributions shackle their users to particular versions oftools, libraries, and frameworks. Distributions do not do that to becruel, of course, but to try to ensure aconsistent and well-functioning experience across all of the software they ship. But users have often chafed at these restrictions, especiallyfor the fast-moving environments surrounding various web frameworks and theirdependencies. Fedora has been making an effort to make it easier for a single system tosupport these kinds of environments with its Modularityinitiative. In late July, Fedora announced apreview release of the server side of the Modularity equation, Boltron, which is aversion of the distribution that supports the initiative.