- Added 'SET NAMES <charset>" upon ::open
- Added test and results for simple UTF test

federated.test:
  BUG #17044 Federated Storage Engine not UTF8 clean
  New test. Using hex - pasting various charsets in the terminal doesn't work.
federated.result:
  BUG# 17044 Federated Storage Engine not UTF8 clean
  New test results
ha_federated.cc:
  BUG# 17044 Federated Storage Engine not UTF8 clean
  Upon ::open, set names to table's charset