Tactility SDK and release build scripting (#122)

* Implement release scripting and SDK building process
* Fix for CYD display colors
* Various improvements and fixes
* Made build scripts more modular

CMakeLists.txt

@@ -57,7 +57,8 @@ if (DEFINED ENV{ESP_IDF_VERSION})
     add_compile_definitions(LV_CONF_PATH=${LVGL_CONFIG_FULL_PATH}/lv_conf_kconfig.h)
     idf_build_set_property(LINK_OPTIONS "-Wl,--wrap=esp_panic_handler" APPEND)
 
-    add_compile_definitions(TT_VERSION="alpha1")
+    file(READ version.txt TACTILITY_VERSION)
+    add_compile_definitions(TT_VERSION="$TACTILITY_VERSION")
 else()
     message("Building for sim target")
 endif()