Add UT for http parser.

CMakeLists.txt

@@ -123,10 +123,10 @@ if(WIN32)
     # For including CMake generated zconf.h.
     include_directories(${PROJECT_BINARY_DIR}/third_party/src/zlib)
 else()
-	find_package(ZLIB REQUIRED)
-	if(ZLIB_FOUND)
-		include_directories(${ZLIB_INCLUDE_DIRS})
-	endif()
+    find_package(ZLIB REQUIRED)
+    if(ZLIB_FOUND)
+        include_directories(${ZLIB_INCLUDE_DIRS})
+    endif()
 endif()
 
 # SOAP support needs pugixml to parse and create XML.