[README, Version] Update to 2.0.0
tree2f91a97ee17a71a711cc3f8296ced8c2c8b70534
-rw-r--r-- 4 .gitignore
-rw-r--r-- 6058 CMakeLists.txt
-rw-r--r-- 5606 README.md
drwxr-xr-x - cmake
drwxr-xr-x - host-includes
drwxr-xr-x - macho-target-includes
drwxr-xr-x - strlib
drwxr-xr-x - xar-additions