Write blog post documenting issues with thrift version

[keith-turner]

Accumulo 1.8.0 must use thrift 0.9.3. Fluo defaults to 0.9.1, but can use 0.9.3 w/o issue. When depending on Accumulo 1.8.0 and Fluo, sometimes the Fluo version of thrift will win and break things like mini accumulo.