New test for different encoding loads. Failing test case.
Remove dead methods on LineReader
Handle errors from decoder in LineReader
Add encoding option to loader
Better error message for unsupported encoding
merge nathanlws: Fix loading of non-UTF8 encoded files

Merge pull request #102 from nathanlws/sql-layer-client-tools/fix-loading-non-utf8
https://github.com/FoundationDB/sql-layer-client-tools/pull/102