Merge pull request #651 from redboltz/upd_to_800

Updated CHANGELOG.md for v8.0.0 release.

Merge pull request #544 from redboltz/updated_changelog_for_540_v7.x

Updated changelog.

Merge pull request #543 from redboltz/bp_540_to_v6.x

Fixed #540.

Merge pull request #482 from redboltz/update_v7.0.0

Updated the version to v7.0.0.

Merge pull request #440 from redboltz/bp_435

Bp 435

Merge pull request #410 from redboltz/update_to_v6.0.5

Updated the version to v6.0.5.

Merge pull request #385 from redboltz/fix_subscribe_requested_qos_com…

…parison

Fixed invalid qos comparison on subscribe.

Merge pull request #383 from redboltz/fix_382

Fixed #382.

Merge pull request #380 from redboltz/update_to_v6.0.2

Updated to v6.0.2.

Merge pull request #376 from redboltz/fix_375

Fixed #375.