Resolve "Need common configuration storage"

Closes #15 (closed)

nucleus/interfaces/database.go

@@ -10,6 +10,6 @@ type MockDatabase struct {
 func (db MockDatabase) DropTables() {
 }
 
-func NewDatabaseClient(uri, username, password string, encrypted bool) Database {
+func NewMockDatabaseClient(uri, username, password string, encrypted bool) Database {
 	return MockDatabase{}
 }