Reduce Max Message Size to 24MB (#125)

Adapt to aws_base64_encode() no longer adding a null terminator (#124)

Bump AWS_EVENT_STREAM_MAX_MESSAGE_SIZE to 256MB (#122)

A bunch of CMake fixes (#119)

Update CMake to 3.9 (#117)

Co-authored-by: Michael Graeb <graebm@amazon.com>

Fix -Wuseless-cast compiler warning for public headers (#115)

**Issue #:**
awslabs/aws-c-common#973

**Research:**
6 years ago, PR #5 made these constants `uint32_t` via a cast.

**Description of changes:**
Avoid `-Wuseless-cast` warnings, don't cast `size_t` to `uint32_t` on 32-bit platforms.

Fix a bunch of places we forget to aws_raise_error() (#111)

Fix Variable Len Headers with Empty Value (#108)

Change `port` from uint16_t to uint32_t, to support VSOCK (#109)

Explicit Private for target_link_libraries (#107)