build: bump libbson for win32 fix
tests: remove unused variable.
build: merge warning fixes for libbson on win32
doc: incremental streams work
doc: more stream docs.
doc: update socket links
doc: finish stream docs.
doc: lots of incremental mallard docs work.
doc: add docs for mongoc_database_t.
doc: add docs for mongoc_client_t.
doc: put example in <screen>
doc: remove extra spacing
doc: add docs for mongoc_matcher_t.
matcher: fix poorly named parameter.
doc: add docs for matcher functions.
doc: add mongoc_client_pool_t docs.
doc: add more in depth example for client pool.
doc: remove unneeded pages.
doc: document logging system.
doc: add bulk operation documentation.