Remove VERSION temporarily

Author: akira-miasato

CMakeLists.txt

@@ -2,7 +2,7 @@ cmake_minimum_required(VERSION 2.8)
 if (CMAKE_VERSION VERSION_LESS "3")
  project(json11 CXX)
 else()
- project(json11 VERSION 1.0.0 LANGUAGES CXX)
+ project(json11 LANGUAGES CXX)
 endif()
 
 enable_testing()