Change rootfs to 0.14.0 and 0.12.0 machine-emulator-sdk in generic-sc…

…ript README.md

Signed-off-by: Carsten Munk <[email protected]>

generic-script/README.md

@@ -73,18 +73,18 @@ The process of building a custom `rootfs.ext2` file is [documented here](https:/
 To speed things up, first pull the latest `cartesi/rootfs` Docker image and tag it as `cartesi/rootfs:devel`
 
 ```
-$ docker pull cartesi/rootfs:0.6.0
-$ docker tag cartesi/rootfs:0.6.0 cartesi/rootfs:devel
+$ docker pull cartesi/rootfs:0.14.0
+$ docker tag cartesi/rootfs:0.14.0 cartesi/rootfs:devel
 ```
  
 Then, clone the [machine-emulator-sdk](https://github.com/cartesi/machine-emulator-sdk) repository along with its submodules:
 
 ```
-$ git clone --branch v0.8.0 --recurse-submodules --depth 1 [email protected]:cartesi/machine-emulator-sdk.git
+$ git clone --branch v0.12.0 --recurse-submodules --depth 1 [email protected]:cartesi/machine-emulator-sdk.git
 ```
 or using the http address:
 ```
-$ git clone --branch v0.8.0 --recurse-submodules --depth 1 https://github.com/cartesi/machine-emulator-sdk.git
+$ git clone --branch v0.12.0 --recurse-submodules --depth 1 https://github.com/cartesi/machine-emulator-sdk.git
 ```
 
 Finally, `cd` into the `fs` sub-directory and run `make config` to select the desired packages using a textual menu interface.