Changes for faster decoding

Jeroen van Tilburgrequested to merge
FasterFTDecoding_jvantilb into master

Improvements for faster decoding in PrFTStoreHit. Reduces CPU consumption by ~40%. Requires LHCb!1112 (merged).

@sesen @rquaglia @sponce @lohenry

Edited by Marco Cattaneo

Merge request reports