Correct syntax for IMPORT statement in first example.

The IMPORT statement applied invalid syntax IMPORT {identifier} FROM ..., missing the IMPORT TABLE {identifier}.  This popped up the error "unexpected token T_IDENTIFIER: city_temperatures, expected: 'T_TABLE' while executing query".  Corrected the usage.
Merge pull request #188 from mshenfield/patch-1

Correct syntax for IMPORT statement in first example.