remove solo functions from device.h

targets/stm32l432/src/solo.h

@@ -0,0 +1,22 @@
+#ifndef _SOLO_H_
+#define _SOLO_H_
+
+void device_init();
+
+void main_loop_delay();
+
+void heartbeat();
+
+// Called each main loop.  Doesn't need to do anything.
+void device_manage();
+
+void device_init_button();
+
+// For Solo hacker
+void boot_solo_bootloader();
+void boot_st_bootloader();
+
+
+void delay(uint32_t ms);
+
+#endif