- Upgrade libmtp to version 1.1.4
- Add an optional dep on libgcrypt so it can build a special mode.
ClosesHomebrew/homebrew#14717.
Signed-off-by: Jack Nagel <jacknagel@gmail.com>
libmtp is an implementation of Microsoft's Media Transfer Protocol
(MTP) in the form of a library suitable primarily for POSIX compliant
operating systems. We implement MTP Basic, the stuff proposed for
standardization.