Clang format run on near-the-header lines.

Happy New Year

In case of no match for the scanned element types
the allocated memory is automatically released.

Especially on iterator types and 'new' allocations.

Dmitri Naumov authored 8 years ago and Dmitri Naumov committed 8 years ago

The called getPropertyVector<T>() did not return
a const reference optional, but an optional<T&>.

With boost 1.61 this conversion is no longer possible.

Fixes #1383