Update Sql.php

Add array type for setting table
Update Sql.php

Add information to the Exception
Update SqlTest.php

Modify the exception on SqlTest
Update Sql.php

Adding information to the protected $table relative to its type
Update Select.php

Adding information about $table property
Merge PR #4290
Merge branch 'SqlSetTable' of git://github.com/YannickDa/zf2 into YannickDa-SqlSetTable
Merge PR #4290 to master
Merge branch 'YannickDa-SqlSetTable'