Merge finances

This is [unestable geeconv08](https://wiki.enredaos.net/index.php?title=Talk:CICICdev/november#Road_Mapa_4) aka <b>[GestioCI](https://wiki.enredaos.net/index.php?title=GestioCI)</b> aka '<i>[Butterfly](https://wiki.enredaos.net/index.php?title=Talk:CICICdev/november#Plan_butterfly)</i>' release. 
Won't install it on demo server, but will last using this point to syncronize with [revisions](https://wiki.enredaos.net/index.php?search=Talk%3ACICICdev_butterfly_rev%2F)-task lists.

This version, in a while, [should be populated](https://wiki.enredaos.net/index.php?title=GestioCI:butterfly_releaseroad_map:modul1#WIP_.E2.8A.99) with fresh [8083](https://wiki.enredaos.net/index.php?title=GestioCI:butterfly_releaseroad_map:modul1#gestio.cooperativa.cat_.28butterfly_release.29_.28geeconv08.29) butterfly release data and also with [gestio.cooperativa.cat](https://wiki.enredaos.net/index.php?title=GestioCI:butterfly_releaseroad_map:modul1#gestio.cooperativa.cat) invoices data (that is the correspondence between [<b>geeconV07.</b><i>Invoices</i> & <b>geeconV08.</b><i>Finances</i>](https://wiki.enredaos.net/index.php?title=GestioCI:butterfly_releaseroad_map:modul1#Eina_de_migraci.C3.B3) Apps).