* Allow LDAP Sources to provide Avatars Add setting to LDAP source to allow it to provide an Avatar. Currently this is required to point to the image bytes. Fix #4144 Signed-off-by: Andrew Thornton <[email protected]> * Rename as Avatar Attribute (drop JPEG) Signed-off-by: Andrew Thornton <[email protected]> * Always synchronize avatar if there is change Signed-off-by: Andrew Thornton <[email protected]> * Actually get the avatar from the ldap Signed-off-by: Andrew Thornton <[email protected]> * clean-up Signed-off-by: Andrew Thornton <[email protected]> * use len()>0 rather than != "" Signed-off-by: Andrew Thornton <[email protected]> * slight shortcut in IsUploadAvatarChanged Signed-off-by: Andrew Thornton <[email protected]> Co-authored-by: techknowlogick <[email protected]>