Merge branch 'release/1.1.0' into develop
feat: add a configuration variable for button border radius
fix: separate the font-families for normal text and headings (fixes #2)
feat: add configuration variables for font weights
refactor: remove unnecessary $prime-color, $accent-color variable
feat: make variables more easily configurable
release: bump version & add compiled files
Merge branch 'release/1.1.1'