Light pivot table v1.0.0-beta

This version comes with several major changes:

• Rendering algorithms improvements;
• Reorganized layout & styles fixes;
• Formatting fixes;
• Scrolling fixes;
• Faster resizing;
• All types of totals support;
• Unused drillthrough button remove;
• Visualization of loading processes;
• Detailed view for cell listing;
• Columns styling & formatting full support;
• Other minor fixes and improvements.