add a doctrine-storage - first commit
update ratio list cache after save
fix #3
fix #2
fix #4
add documentation to switch to doctrine storage
add options to switch to doctrine storage
Merge branch 'master' of github.com:TheBigBrainsCompany/TbbcMoneyBundle into doctrine-storage

Conflicts:
	README.md
Merge pull request #4 from armetiz/doctrine-storage

Doctrine storage