Ubuntu PPA depends on alethzero and mix-ide

[agrcrobles]

When installing it on Ubuntu LTS following this instrucutions by doing,

sudo apt-get install software-properties-common
sudo add-apt-repository ppa:ethereum/ethereum
sudo add-apt-repository ppa:ethereum/ethereum
sudo apt-get install cpp-ethereum

I am getting.

$ sudo apt-get install cpp-ethereum
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 cpp-ethereum : Depends: alethzero but it is not going to be installed
                Depends: mix-ide but it is not going to be installed
E: Unable to correct problems, you have held broken packages.

There is an existing related issue so any comments or suggestion welcome,

Thanks in advance

[gumb0]

ethdocs.org is very outdated, sorry, PPA packages are currently not supported, we support only building from source right now