LVGL v7.1 Released

LVGL v7.1 is here with features like big-endian support, improved encoder support, text alignment on button matrices, and several bug fixes.

New Features #

Add focus_parent attribute to lv_obj
Allow using buttons in encoder input device
Add lv_btnmatrix_set/get_align capability for text alignment control
DMA2D: Remove dependency on ST CubeMX HAL
Added max_used property to lv_mem_monitor_t struct
In lv_init test if the strings are UTF-8 encoded
Add user_data to themes for custom theme data
Add LV_BIG_ENDIAN_SYSTEM flag to lv_conf.h to fix displaying images on big-endian systems
Add inline function lv_checkbox_get_state(const lv_obj_t * cb) to extend checkbox functionality
Add inline function lv_checkbox_set_state(const lv_obj_t * cb, lv_btn_state_t state) to extend checkbox functionality

lv_img: Fix invalidation area when angle or zoom changes
Update the style handling to support big-endian MCUs
Change some methods to support big-endian hardware
Remove use of C++ keyword 'new' in parameter of function lv_theme_set_base()
Add LV_BIG_ENDIAN_SYSTEM flag to lv_conf.h to fix displaying images on big-endian systems
Fix inserting chars in text area on big-endian hardware