Merged, Fixed:  Issue 173  - SqliteDataReader.GetBoolean(int i) throws exception.
Merge: Added XML documentation comments to SqliteExceptions.
Merge: made the sqlite3_table_column_metadata method public as in the
official sqlite3 library.
Merge: Fixed the temporary paths for WinRT/SL/WP as they do not have access to the Path.GetTempPath() members: - WinRT = ApplicationData.Current.LocalFolder - SL/WP = sq