COMP: TemporalInterpolatedVelocityField failed to initialze members

TemporalInterpolatedVelocityField failed to initialize some of its
member data. valgrind reported "Conditional jump or move depends on
uninitialised value(s)"

Change-Id: Id66a25e0c7e84f944e2a7f4bf2389c01d54885c4
Merge topic 'UninitializedMemory_TemporalInterpolatedVelocityField' into master

e7aaf53f COMP: TemporalInterpolatedVelocityField failed to initialze members