New update with new features and bug fixes:
- Feature: Hidden dynamic columns.
- Feature: Custom display length.
- Improvement: Refactoring js files.
- BugFix: Fixed issue with losing focus on fixed header.
- BugFix: Fixed issue with limit table width for server side tables.
- BugFix: Fixed issue with fixed headers and custom column width.
- BugFix: Fixed issue with converting date formats.
- Other small bug fixes