Open merge_cl_to_so switch and delete -I(cl_path) build option. test=develop (#2206)

mobile/src/framework/cl/cl_engine.h

@@ -200,8 +200,7 @@ class CLEngine {
 
   bool BuildProgram(cl_program program, const std::string &options = "") {
     cl_int status;
-    std::string path = options + " -cl-fast-relaxed-math -I " +
-                       CLEngine::Instance()->GetCLPath() + "/cl_kernel";
+    std::string path = options + " -cl-fast-relaxed-math";
 
     status = clBuildProgram(program, 0, 0, path.c_str(), 0, 0);
 

mobile/tools/build.sh

@@ -3,7 +3,7 @@ NETS=""
 declare -a supportedNets=("googlenet" "mobilenet" "yolo" "squeezenet" "resnet" "mobilenetssd" "nlp" "mobilenetfssd" "genet" "super" "op")
 
 # merge cl to so
-merge_cl_to_so=0
+merge_cl_to_so=1
 opencl_kernels="opencl_kernels.cpp"
 cd ../src/operators/kernel/cl
 if [[ -f "${opencl_kernels}" ]]; then