remove unneeded bool() function. style fixes.
remove unneeded bool() function. style fixes.
nipy/nireg,nipy/nipy-labs,alexis-roche/niseg,bthirion/nipy,bthirion/nipy,nipy/nipy-labs,alexis-roche/niseg,alexis-roche/nipy,alexis-roche/register,arokem/nipy,bthirion/nipy,alexis-roche/nipy,bthirion/nipy,alexis-roche/register,arokem/nipy,alexis-roche/nipy,arokem/nipy,alexis-roche/register,alexis-roche/nipy,nipy/nireg,alexis-roche/nireg,alexis-roche/nireg,arokem/nipy