Add caveat regarding endianness of data files as suggested by Raphael Geronimi.
Add caveat regarding endianness of data files as suggested by Raphael Geronimi.

tv42/bolt,cep21/bolt,Apsalar/bolt,ngaut/bolt,mashuai/bolt,hvnsweeting/bolt,nilslice/bolt,li-ang/bolt,tvmaly/bolt,xuzhaokui/bolt,pombredanne/bolt-2,mr-justin/bolt,benbjohnson/bolt,joyrexus/bolt,jefby/bolt,samanalysis/bolt,brahmaroutu/bolt,wyzssw/bolt,linearregression/bolt,chlorm-forks/bolt,raggi/bolt,dindinet/bolt-1,pspeter3/bolt,boltdb/bolt,jmptrader/bolt,yew011/bolt,etcd-io/bbolt,lmars/bolt,btcsuite/bolt,odeke-em/bolt,Compasses/bolt