net-p2p/btsync: 2.3.6 -> 2.3.7

Changes:

http://help.getsync.com/hc/en-us/articles/206216855-Sync-2-x-change-log

• Fixed connectivity failures in some cases
• Fixed infinite folder scan
• Other core improvements and fixes
• Minor UI fixes

PR: 209502
Submitted by: joshruehlig@gmail.com (maintainer)