build(root): added initial meson build system implimentation and mk script

we will use meson as the build system for this project. Added a rough outline of this which builds source, libraries, and links them to tests (along with the google test library for testing). meson will be setup and compiled with ./mk.

mk

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+# if build directory is present, remove it
+if [ -d "build" ]; then
+  rm -rf build
+fi
+
+meson setup build
+meson compile -C build