Tactility modules refactored (#13)

* refactor modules

* moved esp_lvgl_port to libs/

* added missing file

* fix for sim build

* various sim/pc fixes

* lvgl improvements

* added missing cmake files

libs/lvgl/examples/anim/index.rst

@@ -0,0 +1,17 @@
+
+Start animation on an event
+""""""""""""""""""""""""""""
+
+.. lv_example:: anim/lv_example_anim_1
+  :language: c
+
+Playback animation
+"""""""""""""""""""
+.. lv_example:: anim/lv_example_anim_2
+  :language: c
+
+Animation timeline
+"""""""""""""""""""
+.. lv_example:: anim/lv_example_anim_timeline_1
+  :language: c
+