Update README.md

Author: lakshayg

README.md

@@ -27,6 +27,7 @@ pip install --ignore-installed --upgrade "Download URL"
 | 1.9.0 | CPU | Ubuntu 16.04      | 5.4              | 3.6.6  | FMA, AVX, AVX2, SSE4.1, SSE4.2                      | [Download](https://github.com/lakshayg/tensorflow-build/releases/download/tf1.9.0-ubuntu16.04-py36/tensorflow-1.9.0-cp36-cp36m-linux_x86_64.whl)                          |
 | 1.9.0 | CPU | Ubuntu 16.04      | 5.4              | 3.5.2  | FMA, AVX, AVX2, SSE4.1, SSE4.2                      | [Download](https://github.com/lakshayg/tensorflow-build/releases/download/tf1.9.0-ubuntu16.04-py27-py35/tensorflow-1.9.0-cp35-cp35m-linux_x86_64.whl)                          |
 | 1.9.0 | CPU | Ubuntu 16.04      | 5.4              | 2.7.12 | FMA, AVX, AVX2, SSE4.1, SSE4.2                      | [Download](https://github.com/lakshayg/tensorflow-build/releases/download/tf1.9.0-ubuntu16.04-py27-py35/tensorflow-1.9.0-cp27-cp27mu-linux_x86_64.whl)                         |
+| 1.9.0 | CPU | Ubuntu 18.04      | 7.3              | 3.6.5  | FMA, AVX, AVX2, SSE4.1, SSE4.2                      | [Download](https://github.com/lakshayg/tensorflow-build/releases/download/tf1.9.0-ubuntu18.04-py36/tensorflow-1.9.0-cp36-cp36m-linux_x86_64.whl)                         |
 
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