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/widgets/bar/index.rst

@@ -0,0 +1,36 @@
+Simple Bar
+""""""""""""""""
+
+.. lv_example:: widgets/bar/lv_example_bar_1
+  :language: c
+
+Styling a bar
+""""""""""""""""
+
+.. lv_example:: widgets/bar/lv_example_bar_2
+  :language: c
+
+Temperature meter
+""""""""""""""""""
+
+.. lv_example:: widgets/bar/lv_example_bar_3
+  :language: c
+
+Stripe pattern and range value
+""""""""""""""""""""""""""""""""
+
+.. lv_example:: widgets/bar/lv_example_bar_4
+  :language: c
+
+Bar with LTR and RTL base direction
+""""""""""""""""""""""""""""""""""""
+
+.. lv_example:: widgets/bar/lv_example_bar_5
+  :language: c
+
+Custom drawer to show the current value
+"""""""""""""""""""""""""""""""""""""""
+
+.. lv_example:: widgets/bar/lv_example_bar_6
+  :language: c
+