version number

Signed-off-by: Yuri Tománek <yuri@tomanek.com.au>
added poster image to audios

Signed-off-by: Yuri Tománek <yuri@tomanek.com.au>
updated Gemfile

Signed-off-by: Yuri Tománek <yuri@tomanek.com.au>
Merge pull request #86 from abdulrauf/3.0

3.0 - View & Preview Pages/Posts
Merge branch '3.0' of https://github.com/Gluttonberg/core into 3.0