Refactoring to allow for Hbase testing
Fixed syntax errors, cleaned up variable names, verified q1 and q2 (correctly returns No Tweet Found in the absence of a backend)
Refactored variables to match Go convention, added additional error handling for MySQL query
switched var response to response
changed to a test instance IP
fixed bug with response string always consisting of 'no tweet found'
fixed typo
Added Order By clause to MySQL implementation