Update required modules in dist.ini.
Remove dialog.
Remove redundant string 'error' in exceptions.
Remove debuging code.
Surround messages with quotes.
SQL Parser exceptions are not fatal.
Suppress SQL::Parser error printing; print log message on new item loading.
Workaround if can't parse SQL, get the columns list, using DBI.

Problems:
- Total rows count not available if we can't make a 'SELECT COUNT(*)';
- SQL::Parse can't parse complex SQL, for ex UNIONS;
Bug: can't edit SQL and get scrollbars, for the SQL editor, in the same time.
Do not load everything with Wx.
Fix SQL editor and make it larger by reducing the number of params.