add makefile back but using cmake/ninja

.gitignore

@@ -8,8 +8,16 @@
 
 build/
 
+llarpd
 *.test
 *.bin
 
+*.ninja
+cmake_install.cmake
+CMakeFiles
+CMakeCache.txt
+.ninja_log
+.ninja_deps
+
 callgrind.*
 .gdb_history

Makefile

@@ -0,0 +1,3 @@
+all:
+	cmake -GNinja 
+	ninja

readme.md

@@ -13,13 +13,18 @@ This project is "secret" don't tell anyone about it yet. :x
 
 Build requirements:
 
-* CMake
+* CMake / gmake / ninja
 * libsodium >= 1.0.14 
 * c++ 17 capable C++ compiler
 * c11 capable C compiler
 
+
 Building:
 
+    $ make
+
+Building in another directory:
+
     $ mkdir build
     $ cd build
     $ cmake ..