Source release v2.1.1-0-738 + third_party libs

Change-Id: I76e298f8092951d4214c776d6bbcad6b763eb5b2

linux/src/log.cpp

@@ -6,6 +6,7 @@
 
 #include <stdarg.h>
 #include <stdio.h>
+#include <stdlib.h>
 #include <string.h>
 #include "log.h"
 
@@ -19,6 +20,10 @@ void InitLogging(int argc, const char* const* argv) {
       g_cutoff = LOG_VERBOSE;
     }
   }
+  const char *verbose_env = getenv("VERBOSE_LOG");
+  if (verbose_env && ! strncmp(verbose_env, "yes", 3) ) {
+    g_cutoff = LOG_VERBOSE;
+  }
 }
 
 void Log(const char* file, int line, LogPriority level, const char* fmt, ...) {