SCALARIZR-1157 Added scenario for redis, postgresssql, modified steps save_timestamp, restore_databases
SCALARIZR-1157 modified steps check_database_table, check_timestamp
SCALARIZR-1157 *Fix getattr
SCALARIZR-1157 *Fix decorator added strip
SCALARIZR-1157 *Fix mysql restore
SCALARIZR-1157 *Fix mysql query bug
SCALARIZR-1157 Added PostgreSQL, *Fix decorator bug
SCALARIZR-1157 *Fix log
SCALARIZR-1157 *Fix postgresql db restore method
SCALARIZR-1157 *Fix postgresql db restore method some code
SCALARIZR-1157 *Fix postgresql db name to lower