Merge branch 'new-daily-fee'

Conflicts:
	include/stg/tariff_conf.h
	projects/stargazer/plugins/store/firebird/Makefile
	projects/stargazer/plugins/store/firebird/firebird_store.cpp
	projects/stargazer/plugins/store/firebird/firebird_store.h
	projects/stargazer/plugins/store/mysql/Makefile
	projects/stargazer/plugins/store/mysql/mysql_store.cpp
	projects/stargazer/plugins/store/mysql/mysql_store.h
	projects/stargazer/plugins/store/postgresql/Makefile
	projects/stargazer/plugins/store/postgresql/postgresql_store.cpp
	projects/stargazer/plugins/store/postgresql/postgresql_store.h
	projects/stargazer/plugins/store/postgresql/postgresql_store_tariffs.cpp