Start of public OpenTitan development history

Code contributors:
Alex Bradbury <asb@lowrisc.org>
Cindy Chen <chencindy@google.com>
Eunchan Kim <eunchan@google.com>
Gaurang Chitroda <gaurangg@google.com>
Mark Hayter <mark.hayter@gmail.com>
Michael Schaffner <msf@google.com>
Miguel Osorio <miguelosorio@google.com>
Nils Graf <nilsg@google.com>
Philipp Wagner <phw@lowrisc.org>
Pirmin Vogel <vogelpi@lowrisc.org>
Ram Babu Penugonda <rampenugonda@google.com>
Scott Johnson <scottdj@google.com>
Shail Kushwah <kushwahs@google.com>
Srikrishna Iyer <sriyer@google.com>
Steve Nelson <Steve.Nelson@wdc.com>
Tao Liu <taliu@google.com>
Timothy Chen <timothytim@google.com>
Tobias Wölfel <tobias.woelfel@mailbox.org>
Weicai Yang <weicai@google.com>
diff --git a/python-requirements.txt b/python-requirements.txt
new file mode 100644
index 0000000..8a6f1fb
--- /dev/null
+++ b/python-requirements.txt
@@ -0,0 +1,19 @@
+livereload
+mistletoe
+hjson
+pygments
+mako
+meson
+yapf
+isort
+pyftdi
+pyyaml
+pytest
+fusesoc
+
+# Develpment version to get around YAML parser warning triggered by fusesoc
+# Upstream tracking: https://github.com/olofk/ipyxact/issues/19
+git+https://github.com/olofk/ipyxact.git@master
+
+# Development version of edalize until all our changes are upstream
+git+https://github.com/lowRISC/edalize.git@ot