More logging of timestamps and io operations.

More logging ref counts (#77)

More logging.

Miscellaneous cleanup

clang-tidy fixes
calloc for structure allocations

Added backtraces to asserts

assert() -> AWS_ASSERT(), removed assert includes (#69)

* assert() -> AWS_ASSERT(), removed assert includes

* added assert.h to clang-tidy restrictions

Added logging

Add logging to MQTT (#68)

* Setup logging subjects
* Add logging to topic tree
* Add logging to client.c
* Add logging to client_channel_handler.c
* iot test: Load io subjects, log publish packet id

Initial Connection failure propogation

v0.3.5

Initial connection failure propogates properly again. (#66)

Updates for aws-c-io api changes. Also memory leak fixes in reconnect.

v0.3.4

Updates for new host resolver interface from aws-c-io. (#65)

Connection lifetime improvements, tls options fixes, and various bug fixes.

Updated mqtt connection to properly copy tls_options. (#62)

* Updated mqtt connection to properly copy tls_options.

* More bug fixes, noticed when tls_options were fixed.

Connect fixes

Fixes for connection hangs and crashes (#60)

* A connection which is already disconnected in shutdown should try to reconnect, because that means it was hung up on

* channel shutdown complete event must ALWAYS be called from channel shutdown callbacks

* If the socket was connected, go into the reconnect cycle

* Re-worked reconnect detection logic

* Ensure that on_connection_complete is called for the first completed connection, even if it's a reconnect

* documented connection_count

fixed C++ compatibility

v0.3.1

C++ compatibility fixes. (#59)

Automatic ping, and connection interuption detection. API compat breakage.

Automatic ping and interupt notification fixes. (#58)

* Automatic ping and interupt notification fixes.