ENH: cppcheck suppr. unification / test tol. adjustments.

ENH: Moved inline suppressions to TubeTK suppresssion file, since
     wildcards seem to work nicely now with cppcheck.
ENH: Adjusted test tolerance in SimulateAcquisitionArtifactsUsingPrior
     from 0.001 to 0.005 for test to pass.
Change-Id: Id143bd53bff28e3138790c54e513d5adaa8c7e8e
Merge topic 'rk-UnifyCppCheckSuppr'

c005e52 ENH: cppcheck suppr. unification / test tol. adjustments.