Set up cmake to compile library

include/layers/ilayer.h

@@ -3,6 +3,7 @@
 #define I_LAYER_H
 
 #include <cublas_v2.h>
+#include <vector>
 
 namespace Layers {
 
@@ -11,6 +12,8 @@ namespace Layers {
         virtual ~ILayer() {}
 
         virtual void forward(const float* input, float* output) = 0;
+        virtual void setWeights(const std::vector<std::vector<float>>& weights) = 0;
+        virtual void setBiases(const std::vector<float>& biases) = 0;
     };
 
 } // namespace Layers