* test: add TransmissionTest fixture that calls tr_lib_init()
* refactor: use std::call_once() in tr_lib_init()
* test: ensure quarks are sorted in RpcTest::sessionGet
* refactor: use ::libtransmission::test::TransmissionTest
prefer this over ::testing::Test to ensure tr_lib_init() is called once
* Revert "perf: use libsmall in libtransmission, pt 3 (#5653)"
This reverts commit 3b03494580.
* Revert "perf: use small in libtransmission (#5650)"
This reverts commit 559f6f0332.
* refactor: use BufferReader, BufferWriter in peer-socket
* feat: expose GrowthFactor in tr-buffer
* perf: choose better defaults for the peer message buffers
* chore: sync tests
* refactor: use small::map in ActiveRequests::Impl
* refactor: reimplement Buffer using small
* refactor: use SmallBuffer in announcer-udp
* refactor: use SmallBuffer in variant-json
* refactor: use SmallBuffer in variant-benc
* refactor: use SmallBuffer in handshake
* refactor: use SmallBuffer in peer-msgs
* refactor: delete move semantics on stack-based buffers
* Use imported CMake target for CURL
* Use imported CMake target for fmtlib
* Use imported CMake target for WideInteger
* Use imported CMake target for FastFloat
* Use imported CMake target for UtfCpp
* Use imported CMake target for Threads
* Use imported CMake target for Iconv
* Use imported CMake target for crypto backend
* Use imported CMake target for GTK
* Use imported CMake target for Qt
* Use imported CMake target for deflate
* Use imported CMake target for libevent
* Use imported CMake target for natpmp
* Use imported CMake target for miniupnpc
* Use imported CMake target for dht
* Use imported CMake target for psl
* Use imported CMake target for libutp
* Use imported CMake target for libb64
* Use include directories from libtransmission target
