Theano/Theano — pull request #1008 by lamblin (2012-10-09 20:36:21+00:00)
Title: Revert "Merge pull request #995 from pascanur/fix_grad_scan_dtype"

This reverts commit 4ecb5a0451e9328462cf0f5d2b25b22524193a84, reversing
changes made to 8b088c69f7d8fb8f8835921e545215ca63a07ab5.