Release notes

• Fix second startup with SQLite after migrating data from 1.5.8
• Fix second startup with PostgreSQL with clean storage

Involved Jira tasks in 2.2.1

Bug

* [TVB-2917] - TVB with Postgres startup fails at the second attempt
* [TVB-2921] - TVB with Sqlite and migration does not start at second attempt

Citation

When using TVB 2.2 or higher, for scientific publications, please cite it as follows:

Paula Sanz Leon, Stuart A. Knock, M. Marmaduke Woodman, Lia Domide, Jochen Mersmann, Anthony R. McIntosh, Viktor Jirsa (2013) The Virtual Brain: a simulator of primate brain network dynamics. Frontiers in Neuroinformatics (7:10. doi: 10.3389/fninf.2013.00010)

Schirner M, Domide L, Perdikis D, Triebkorn P, Stefanovski L, Pai R, Prodan P, Valean B, Palmer J, Langford C, Blickensdörfer A, van der Vlag M, Diaz-Pier S, Peyser A, Woodman M, Zehl L, Fousek J, Petkoski S, Kusch L, Hashemi M, Marinazzo D, Mangin JF, Flöel A, Akintoye S, Stahl C, Deco G, McIntosh, Hilgetag C, Morgan M, Schuller B, Upton A, McMurtrie C, Dickscheid T, Bjaalie J, Amunts K, Mersmann J, Jirsa V, Ritter P. https://arxiv.org/abs/2102.05888 Brain simulation as a Service: The Virtual Brain on the European Research Platform EBRAINS.