Incorporating code review comments

Updated BaseDAOImpl to include code review comments
API to find objects matching name like ABCxxx
Code Review - Moved TOConverter to common tier

This is done as TOConverter can be used from both business and data
tiers, and logically, data tier should not invoke code from business
tier.
Moved to common tier. Hence deleted here
Removing the like query method

Currently Google App Engine does not support name = %s% kind of calls
due to technical reasons. Hence removing them.
Code Review - Adding in and out logs for findAll
Attaching custom logging level to diff packages

Our project will log all content, however others are expected to logs
at WARNING level