Updating license file with Apache/CC license
-License
+Licenses
==========
-SiliconCompiler is licensed under [TODO before launch]
+Software License
+---------------------
+
+Original SiliconCompiler software is licensed under an Apache 2.0 license.
+
+Documentation License
+---------------------
+
+This document is released under a Creative Commons Attribution 4.0 International License.
Dependency Licenses
-++++++++++++++++++++++
+---------------------
SC relies on the following Python dependencies, which are licensed as shown.
Note this table includes dependencies of the dependencies directly declared by
