Updated the CI workflows to test all the versions of the compiler and the lower bounds of dependencies.
Updated the unit tests to run without the Toggl token.
Updated the unit tests to run without an internet connection.
Updated the dependencies.
#1 Update release script to publish only otoggl.opam and not dev.opam
There is a lot missing because the file had not been updated. I will start again from now
#2 Changed the flow from Esy to dune + opam.
#3 Updated API host from
#4 Updated README.md and CONTRIBUTING.md
0.1.0 - 2020-01-01