* added initial cc1100 shell commands

sys/shell/cc1100.c

@@ -0,0 +1,24 @@
+#include <stdio.h>
+#include <cc1100-interface.h>
+
+void _cc1100_get_address_handler(char *str) {
+    radio_address_t addr = cc1100_get_address();
+    printf("cc1100 address: %i\n", addr);
+}
+
+void _cc1100_set_address_handler(char *str) {
+    int addr;
+    int res = sscanf(str, "cc1100_set_address %i", &addr);
+    if (res == 1) {
+        cc1100_set_address((radio_address_t)addr);
+        printf("Setting cc1100 address to %i: ", addr);
+        if (cc1100_get_address() == (radio_address_t)addr) {
+            puts("OK");
+        } else {
+            puts("Error!");
+        }
+    } else {
+        puts("usage: cc1100_set_address <address>");
+    }
+}
+