1. add the missing include of header in bt_app_core.c for examples/07_blufi, where macro "BUT_PROFILE_CFG" should be set non-zero;
1. advertising with public bdaddr 2. increase queue size avoid for exception because of the log is a lot
1. add libphy.a librtc.a, but store in bt submodule, if someone use them, please copy to esp32/lib/ instead the origin one 2. add 07_blufi demo 3. change esp32/Kconfig to allow bt/wifi coexist