Using lgtm.com and fixing found alerts (#1452)

* lgtm in readme, and mac nui fixes

* call super inits in radars

* unused imports, dup lines

* more radars, more unused imports

* pass CP into RadarInterfaceBase

* more fixups

* unused imports

* delete unused lines

* ugh, new unused import

Co-authored-by: George Hotz <geohot@gmail.com>

tools/nui/Unlogger.cpp

@@ -15,7 +15,11 @@
 
 static inline uint64_t nanos_since_boot() {
   struct timespec t;
-  clock_gettime(CLOCK_BOOTTIME, &t);
+  #ifdef __APPLE__
+    clock_gettime(CLOCK_REALTIME, &t);
+  #else
+    clock_gettime(CLOCK_BOOTTIME, &t);
+  #endif
   return t.tv_sec * 1000000000ULL + t.tv_nsec;
 }