* use normal right extension on clang, only gnu for gcc
* related to minenux/minetest-engine-minetest#18
* use c++11 but with gnu xtensions
* related to minenux/minetest-engine-minetest#14
* complete fix for 4ef3bc602f and set C++11/C++0X depends on compiler
* final set continuation of commit 83a552ed1a
* fix cmake if-else misctakes error sintax
* backported from 6a757711fbaa1b6c845dc6bf50ed7260d999cec9
* adapt backorted commit 6a757711fbaa1b6c845dc6bf50ed7260d999cec9
* finally got compilinig flags for C++11 using gnu extensions
* related to minenux/minetest-engine#18
* use c++11 but with gnu xtensions
* related to minenux/minetest-engine#14
* complete fix for 4ef3bc602f and set C++11/C++0X depends on compiler
* final set continuation of commit 83a552ed1a
* fix cmake if-else misctakes error sintax
* Update embedded jsoncpp from unk version to 0.10.6
0.10.6 is last release without c++11
* Make jsoncpp more compliant with its amalgamate
Jsoncpp cpp file should be upper, make the library like it does in amalgamate
* Reorganization: move minetest embedded libs outside of source tree to /lib
* Fix a dead grep in LINT