The Collaborative International Dictionary of English v.0.48:

Revisional \Re*vi"sion*al\, Revisionary \Re*vi"sion*a*ry\, a.
   Of or pertaining to revision; revisory.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

25 Moby Thesaurus words for "revisional":
   Fabian, Phoenixlike, corrective, emendatory, gradualistic,
   melioristic, radical, re-creative, re-formative, reappearing,
   reformational, reformative, reformatory, reformist, reformistic,
   regenerative, renascent, reorganizational, reproductive,
   restorative, resurgent, revisionist, revisory, revolutionary,
   utopian