Unify readme files

Signed-off-by: Andrei Cipu <[email protected]>

Author: acipu-aws

README.md

@@ -1,7 +1,26 @@
-## aws-nitro-enclaves-cli
+Nitro-cli
 
-Tooling for Nitro Enclave Management
+It contains a collection of tools and commands used for managing the lifecycle
+of Nitro Enclaves.
 
-## License
+Prerequisites:
+  1. A working docker setup, follow https://docs.docker.com/install/overview/
+     for details of how to install docker on your host.
+  2. Install gcc, make, git.
 
-This library is licensed under the Apache 2.0 License. 
+Driver information:
+  The Nitro Enclaves device driver is currently at version 0.2. It is based on the
+  kernel tree head commit b335e6094dff (tag: v0.2, origin/ne-driver-mainline-kernel,
+  "nitro_enclaves: Add hrtimer support for polling") and supports out-of-tree driver builds.
+
+How to install:
+  1. Clone the repository.
+  2. Set NITRO_CLI_INSTALL_DIR to the desired location, by default everything will be
+     installed in build/install
+  3. Run 'make nitro-cli && make vsock-proxy && make install'.
+  4. Source the script ${NITRO_CLI_INSTALL_DIR}/etc/profile.d/nitro-cli-env.sh.
+  5. [Optional] You could add ${NITRO_CLI_INSTALL_DIR}/etc/profile.d/nitro-cli-env.shenv.sh in you local shell configuration.
+  6. You are now ready to go.
+
+How to use nitro-cli:
+ TODO: link to official AWS documentation