Add an option to disable valgrind in the test suite, via the variable:
BCACHEFS_TEST_USE_VALGRIND=no
Additionally, note how to run tests in parallel in the INSTALL documentation.
Signed-off-by: Justin Husted <sigstop@gmail.com>
The experimental fuse3 support is not complete yet, and fuse3 is new and
still difficult to install on some platforms.
Make it optional at compile time, and default to off.
Signed-off-by: Justin Husted <sigstop@gmail.com>