Update LifeDB.php

bug fix in find process
Update LifeDB.php

update method continues
Update LifeDB.php

update method done... testing and bug fixing on update continues
Update LifeDB.php

delete method added.. only testing left now. if all test goes smooth will think about upgradation.
Update LifeDB.php
Update README.md
Update README.md
Merge pull request #1 from sguha-work/master

master to test