[kpis] moved scm kpis outside
[komea] added csv functionality, moved kpis
[removed, packaging_full] scm kpi history builder
[csv] fixed bug in unit testé
[admin, kpi, import] fixed importation of kpis, fixed problem with kpi wrote in groovy (how to obtain a kpi definition without modifying the query), added class to infer properties into a pojo, fixed javascript problems
[admin] fixed error in theme, added api to obtain bug history
[bugzilla] added a mechanism to rebuild history
[bugzilla] renaming service that produces history
[theme] fix errors in layout