add mask shader

add mask shader and binding to lua
Merge branch 'dev' into Shader_Branch
add mask shader
add network
Merge branch 'hulefei' into Shader_Branch-test
Merge branch 'Shader_Branch-test' into dev
add loading
add ui stack
add new way
Merge branch 'hulefei-loading' into hulefei
modify 类结构
modify Service 父类
add Service format url
Merge branch 'hulefei-test' into hulefei
modify label
Merge branch 'hulefei-test' into hulefei
修改目录结构 和 传参数到scene
Merge branch 'hulefei-test' into hulefei
modify network
Merge branch 'hulefei-cocosstudio' into hulefei