add andoid compilation support

include/caffe/android_patch.h

@@ -0,0 +1,35 @@
+//
+// Created by daniil on 1/11/17.
+//
+
+#ifndef CLBLAST_ANDROID_PATCH_H
+#define CLBLAST_ANDROID_PATCH_H
+
+#include <string>
+#include <sstream>
+#include <cstdio>
+#include <cstdlib>
+namespace std {
+    template<typename T>
+    std::string to_string(T value) {
+        //create an output string stream
+        std::ostringstream os;
+
+        //throw the value into the string stream
+        os << value;
+
+        //convert the string stream into a string and return
+        return os.str();
+    }
+
+    inline double stod(string value) {
+        return strtod (value.c_str(), NULL);
+    }
+
+    inline int stoi(string value) {
+        return strtol (value.c_str(),NULL,0);
+    }
+}
+#endif //CLBLAST_ANDROID_PATCH_H
+
+

include/caffe/common.hpp

@@ -21,6 +21,7 @@
 #include <utility>  // pair
 #include <vector>
 
+#include "android_patch.h"    // std::string
 #include "caffe/definitions.hpp"
 #include "caffe/greentea/greentea.hpp"