Cleanup via .gitignore
esp32/freertos: don't create thread for BTstack. make run_loop_execute block - same as all other ports
esp32: enable link key db memory for now
esp32: pulled esp-idf
esp32: update sdkconfig
esp32: use micro-ecc from esp-idf
esp32: drop single_threaded attribute from function names
esp32: copywriting
esp32: update readme
esp32: disable packet log, disable host controller to host flow control until fixed in host controller implementation
esp32: use data source instead of 'execute on main thread' to deliver packet sent and received HCI packets
esp32: don't use btstack_run_loop_freertos_single_threaded_execute_code_on_main_thread_from_isr anymore
esp32: add len tag to packet ringbuffer, use HCI_PACKET_BUFFER_SIZE instead of reserving space for 3DH5 packets
esp32: add make examples, make clean to create/delete example projects
esp32: update code for component/bt/lib @ 0986936
freertos: provide btstack_uart_block_freertos_single_threaded.c
esp32: add filetags
esp32: enable Controller to Host Flow Control
esp32: create projects for all BTstack examples
esp32: prepare example template
esp32: drop custom fork
esp32: new config options
12345678910