Release 0.7.4
- Added
BitFlags::len, which returns the number of flags set. - Added
BitFlags::exactly_one, which converts a singleton flag set to the flag. ReturnsOption::Noneif the input is not a singleton. - The iterator returned by
BitFlags::iternow implementsExactSizeIteratorandFusedIterator. BitFlagsnow implementsIntoIterator.