Attwater (1.3.2)

This release contains bug fixes and improvements.

Features and improvements

Removed legalese #1993
ABI fixes #1943
Polish protocol gathering #1934
Ongoing core refactor #1917
Added unofficial signTransaction method #1666
Peer download selection algorithm #1953

Bug fixes

Verify recovery ID #1984
Downloader delivery #1980
Downloader ignore list #1960