Refine documentation for the modular scale function
Add deprication warning to grid functions
Add deprication alert to button documentation
Fix and tweak button and grid deprecations
Improves size addon documentation

- Adds mention of new features from PR #558
Adds text decoration mixin
Update navigation for 4.1.0
Add deprecation warning to golden-ratio
Update complete list for 4.1.0
Remove source link for inline block

- Fixes #590