Tsel

- Adds basic support for input in CSV format

- Refactor filtering code
- Add interactive support for filtering on all comparitors
- Add print-options with multiple filters

- Add faster navigation via f/b, u/d, PageUp/PageDown, g/G
- Add hints statusbar and
- Add Help screen
- Add support for multiple filters CLI arguments (cummilative AND filtering)
- Add support for "pattern" row filtering
- Add filtering on <, >, <=, >=, !=, <> comparitor (CLI argument only)
- Filter on numeric values over alphabetical (4 < 10, not '4'<'10')

- Increase max rows in non-interactive mode

- Fix column name parsing
- Add padding to last column width
- Single source version number

- Updates for PyPi packaging
- Fix for where filtering