refactor(slider): replace ngx-slider with html5 slider

[jordems]

Proposed Changes

Updates the slider to use html5 slider instead of ngx-slider

Linked Issue

resolves #285

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [x] Breaking change (fix or feature that would cause existing functionality to change)