Setting BSpline functions pointers to null before initialization

Change-Id: If8318f581cd1e51286bed79739f849c3757c0dd4
Merge topic 'SIMPLEITK-538_AddBSplineTransformSpecificInterface' into next

c1429baf Setting BSpline functions pointers to null before initialization
Merge branch 'SIMPLEITK-568_FixSpacingInDoxygenFromITK' into release

* SIMPLEITK-568_FixSpacingInDoxygenFromITK:
  Updating JSON doc string from ITK 4.6 with spacing corrections.
  Convert <sp\> tag to a space
  DOC: Fixed spacing in the XML to JSON script

Change-Id: I06225796445ea6c195f5025205336590fecfa82b
Merge topic 'SIMPLEITK-568_FixSpacingInDoxygenFromITK'

df6b0dc8 Updating JSON doc string from ITK 4.6 with spacing corrections.
c443435b Convert <sp\> tag to a space
0a4ea389 DOC: Fixed spacing in the XML to JSON script
Merge branch 'release'

Change-Id: Iab201f7dfb56dc3c836d73f78e03e2d3c585359c
Merge branch 'master' into next

Change-Id: I42ced7cba592a9ef38d68466da68430c5275c89e