Add cider-ci_flog, a code analyzer based on flog

Squashed commit of the following:

commit 0a2be6c203baa1dae5f3d2ab98ad62a14a2603f8
Author: Thomas Schank <DrTom@schank.ch>
Date:   Wed Dec 24 12:29:01 2014 +0100

    Finnalize first version of flog

commit 09f194609a950e07eca78afedaa4faa849334eee
Author: Thomas Schank <DrTom@schank.ch>
Date:   Wed Dec 24 10:28:09 2014 +0100

    Flog ...