Release 1.2.0

• 🔀 Merge pull request #26 from ccamel/add-showcase-term (7a94e60)
• 📝 describe new showcase "term" (6e72123)
• 📝 add screenshot for showcase "term" (788fcd5)
• 🎨 factorize update functions mapper (60f6833)
• 💄 add stylesheet for showcase term (c5ff7e3)
• ✨ add ports implementation for showcase term (226ecbe)
• ✨ add showcase term (8df3d38)
• ➕ add wsowens/term dependency (7e126cf)
• 🔀 Merge pull request #25 from ccamel/lissajous-improvements (172c9e0)
• 🐛 fix incorrect model on initial route (fe9b088)
• 🎨 optimize imports (128c673)
• ✨ add afterglow effect (c22f973)
• ✏️ fix typo and link (005b254)
• 🎨 introduce bounded array data type (c23528a)
• 🔀 Merge pull request #24 from ccamel/optimize-routes (9715544)
• ⚡ release page models when swiching route (7170ac8)
• 🎨 fix comments (2189f77)
• 🔀 Merge pull request #23 from ccamel/format-code (c75ab54)
• 🎨 rename some variables to match showcase name (9e79e2d)
• 🎨 reformat elm code (5fc5e10)
• 🔨 add elm-format to prettify script (fda18d2)
• ➕ add elm-format dependency (8e6745a)
• 🔀 Merge pull request #22 from ccamel/improve-quality (4f8cc92)
• 🎨 remove unused link (8a5a28a)
• 🎨 prettify file (d894788)
• 🔨 add prettify script (57a5462)
• 🔨 add configuration for prettier (58bcac7)
• ➕ add prettier dev dependency (c71cb9c)
• 🎨 reformat file wrt. editorconfig (aa19775)
• 🔨 introduce editor config for project (7e6c7eb)
• 🎨 use $(..) instead of legacy backticked (f867936)
• 📝 add quality grade badge from app.codacity.com (5897507)
• 📝 update documentation (f00d39c)