New frontend architecture experiment

[mskrasnov]

TODO

• New application state model;
• New sidebar with Ctrl+Tab page changing;
• New resources utilization charts architecture;
• Pages refactoring/rewrite:
  • System Passport;
  • System Monitor;
  • Processors;
  • CPU Frequencies;
  • CPU Vulnerabilities;
  • Filesystems;
  • DMI Tables;
  • Battery;
  • Screens;
  • Sensors;
  • Network Interfaces;
  • Network Statistics;
  • Distro;
  • Users;
  • Groups;
  • Environment;
  • System Manager;
  • Software;
  • Memory;
  • Kernel;
  • Kernel Modules;
  • Firmware Attributes;
  • System Misc;
  • Export;
  • Settings;
  • About;