Fixed example build errors

example/Makefile

@@ -1,6 +1,6 @@
 
 #CXX = clang++
-CXXFLAGS = -std=c++14 -I.. -Wall -Wextra -pthread
+CXXFLAGS = -std=c++11 -I.. -Wall -Wextra -pthread
 
 OPENSSL_DIR = /usr/local/opt/openssl
 OPENSSL_SUPPORT = -DCPPHTTPLIB_OPENSSL_SUPPORT -I$(OPENSSL_DIR)/include -L$(OPENSSL_DIR)/lib -lssl -lcrypto

example/simplecli.cc

@@ -17,7 +17,7 @@ int main(void) {
   auto scheme_host_port = "http://localhost:8080";
 #endif
 
-  auto res = httplib::Client2(scheme_host_port).Get("/hi");
+  auto res = httplib::Client(scheme_host_port).Get("/hi");
 
   if (res) {
     cout << res->status << endl;

example/ssecli.cc

@@ -11,7 +11,7 @@
 using namespace std;
 
 int main(void) {
-  httplib::Client2("http://localhost:1234")
+  httplib::Client("http://localhost:1234")
       .Get("/event1", [&](const char *data, size_t data_length) {
         std::cout << string(data, data_length);
         return true;