Longhorn v1.1.0 release

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Update version to v1.1.0-rc3

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Update version to v1.1.0-rc2

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Longhorn v1.0.2-rc1 release

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Longhorn v1.0.2 release

Longhorn v1.0.2 is a stable release.

1. [Now Longhorn ships with a default Pod Security Policy](longhorn#1671).
2. [Enhanced Air Gap installation experience using Chart](longhorn#1641).

1. [Fix an issue](longhorn#1647) that might cause Longhorn installation stuck due to upgrade failure.
2. [Speed up](longhorn#1655) the Longhorn installation process.
3. [Fix an issue](longhorn#1665) that might cause Longhorn installation stuck due to `Incompatible` Engine image.
4. [Fix an issue](longhorn#1585) with containerd.

Live upgrade from v1.0.2 from v1.0.0 or v1.0.1 is supported. See [here](https://longhorn.io/docs/1.0.2/deploy/upgrade/) for the upgrade instructions.

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Update version to v1.0.2-rc2

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Update version to v1.0.2-rc1

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Merge branch 'master' into v1.0.1

Fix merge conflict.

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Update version to v1.0.1-rc3

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>

Update version to v1.0.1-rc2

Signed-off-by: Sheng Yang <sheng.yang@rancher.com>