lib: updating the CONTRIBUTORS file

The CONTRIBUTORS file is no longer needed for the submission
automation, but it is still required as per the open source
requirements. This CL updates the CONTRIBUTORS file header and
populates its content with the current list of contributors.

MultiPart: 2/9
Change-Id: Ib6fbd93a6f82fedb188784ffc1eaa7382051c338

Author: jsimsa

CONTRIBUTORS

@@ -1,32 +1,32 @@
-# This is the official list of people who can contribute
-# (and typically have contributed) code to the Vanadium repository.
+# People who have agreed to one of the CLAs and can contribute patches.
 # The AUTHORS file lists the copyright holders; this file
-# lists people. For example, Google employees are listed here
+# lists people.  For example, Google employees are listed here
 # but not in AUTHORS, because Google holds the copyright.
 #
-# The submission process automatically checks to make sure
-# that people submitting code are listed in this file (by email address).
+# https://developers.google.com/open-source/cla/individual
+# https://developers.google.com/open-source/cla/corporate
 #
-# Names should be added to this file only after verifying that
-# the individual or the individual's organization has agreed to
-# the appropriate Contributor License Agreement, found here:
-#
-#     http://code.google.com/legal/individual-cla-v1.0.html
-#     http://code.google.com/legal/corporate-cla-v1.0.html
-#
-# The agreement for individuals can be filled out on the web.
-#
-# When adding J Random Contributor's name to this file,
-# either J's name or J's organization's name should be
-# added to the AUTHORS file, depending on whether the
-# individual or corporate CLA was used.
-
-# Names should be added to this file like so:
+# Names should be added to this file as:
 #     Name <email address>
-#
-# An entry with two email addresses specifies that the
-# first address should be used in the submit logs and
-# that the second address should be recognized as the
-# same person when interacting with Rietveld.
-
-# Please keep the list sorted.
+Ali Ghassemi <[email protected]>
+Ankur Taly <[email protected]>
+Asim Shankar <[email protected]>
+Benjamin Prosnitz <[email protected]>
+Bogdan Caprita <[email protected]>
+Cosmos Nicolaou <[email protected]>
+David Presotto <[email protected]>
+Ivan Pilat <[email protected]>
+James Ring <[email protected]>
+Jing Jin <[email protected]>
+Jiri Simsa <[email protected]>
+Jungho Ahn <[email protected]>
+Matt Rosencrantz <[email protected]>
+Mehrdad Afshari <[email protected]>
+Nicolas LaCasse <[email protected]>
+Robert Kroeger <[email protected]>
+Robin Thellend <[email protected]>
+Ryan Brown <[email protected]>
+Srdjan Petrovic <[email protected]>
+Suharsh Sivakumar <[email protected]>
+Tilak Sharma <[email protected]>
+Todd Wang <[email protected]>