Squashed '$external/ProxyGenerator/' changes from 5073f46..d08bda4

d08bda4 Merge branch 'master' of https://github.com/lsoft/ProxyGenerator
2e4ac33 minor fixes
57fbb67 Merge commit '0c5dcd3a2b4cfe8005601e5933ad410cb7a8cee5'
d8908d2 Merge commit '18bd1ad2074ce53216b7f6f8cccfccf6178a9b80'
97c54bb Merge commit '2419ccdf7f1f3b61312fcd0b8e6a8379fcbcd4b0'
ac5dc28 ...

git-subtree-dir: $external/ProxyGenerator
git-subtree-split: d08bda4d49bfaded86e1d41ce0e9e6d0965cf001
Merge commit 'f4eea169bb8fdbd57bf09f3d38a1f343c246a8dd'
it's time to fix newborn minor bug :)