Signed-off-by: A. Jesse Jiryu Davis <jesse@mongodb.com>

Signed-off-by: A. Jesse Jiryu Davis <jesse@mongodb.com>

Signed-off-by: A. Jesse Jiryu Davis <jesse@mongodb.com>

Signed-off-by: A. Jesse Jiryu Davis <jesse@mongodb.com>

# Conflicts:
#	doc/mongoc_client_set_appname.page
#	doc/mongoc_metadata_append.page
#	tests/test-mongoc-metadata.c

This reverts commit 2ba99c4f.

Conflicts:
	tests/test-mongoc-collection.c

# Conflicts:
#	build/autotools/versions.ldscript
#	doc/mongoc_handshake_data_append.page
#	tests/test-mongoc-metadata.c

CDRIVER-1395 client metadata linux distro scanner

CDRIVER-1392 appname in connection string

This reverts commit 12120ec1.

# Conflicts:
#	examples/aggregation/aggregation1.c
#	examples/bulk/bulk1.c
#	examples/bulk/bulk2.c
#	examples/bulk/bulk3.c
#	examples/bulk/bulk4.c
#	examples/bulk/bulk5.c
#	examples/bulk/bulk6.c
#	examples/find-and-modify.c
#	examples/find_and_modify_with_opts/fam.c

Signed-off-by: A. Jesse Jiryu Davis <jesse@mongodb.com>

This reverts commit dc9fd22d.

# Conflicts:
#	tests/test-mongoc-collection.c

- mongoc_write_concern_is_acknowledged;
- mongoc_write_concern_is_valid;
- mongoc_write_concern_journal_is_set;

Also related to https://jira.mongodb.org/browse/PHPC-762