Merge pull request #286 from tversteeg/master

Add @vurtun his nuklear library to Other Libraries

docs/other_libs.md

@@ -125,7 +125,8 @@ tests             |  [pempek_assert.cpp](https://github.com/gpakosz/Assert)
 tests             |  [minctest](https://github.com/codeplea/minctest)                     | zlib                 |  C  |**1**| unit testing
 tests             |  [greatest](https://github.com/silentbicycle/greatest)                | iSC                  |  C  |**1**| unit testing
 tests             |  [µnit](https://github.com/nemequ/munit)                              | MIT                  |  C  |**1**| unit testing
-user interface    |  [dear imgui](https://github.com/ocornut/imgui)                       | MIT                  | C++*|  9  | an immediate-mode GUI formerly named "ImGui"; [3rd-party C wrapper](https://github.com/Extrawurst/cimgui) 
+user interface    |  [dear imgui](https://github.com/ocornut/imgui)                       | MIT                  | C++*|  9  | an immediate-mode GUI formerly named "ImGui"; [3rd-party C wrapper](https://github.com/Extrawurst/cimgui)
+user interface    |  [nuklear](https://github.com/vurtun/nuklear)                         | **public domain**    |C/c++|**1**| minimal GUI toolkit
 _misc_            |  [MakeID.h](http://www.humus.name/3D/MakeID.h)                        | **public domain**    | C++ |**1**| allocate/deallocate small integer IDs efficiently
 _misc_            |  [loguru](https://github.com/emilk/loguru)                            | **public domain**    | C++ |**1**| flexible logging
 _misc_            |  [tinyformat](https://github.com/c42f/tinyformat)                     | Boost                | C++ |**1**| typesafe printf