Fix Memory Leak

include_paths was leaking

Author: usta

src/sass_context.cpp

@@ -220,7 +220,10 @@ extern "C" {
       size_t imp_size = 0; while (imp) { imp_size ++; imp = imp->next; }
       // create char* array to hold all paths plus null terminator
       const char** plugin_paths = (const char**) calloc(imp_size + 1, sizeof(char*));
-      if (plugin_paths == 0) throw(std::bad_alloc());
+      if (plugin_paths == 0){
+		  free(include_paths); //free include_paths before throw
+		  throw(std::bad_alloc());
+	  }
       // reset iterator
       imp = c_ctx->plugin_paths;
       // copy over the paths