AtoM 2.8.0 release update

Bumping up version number, and updating links to use the version and
release constants.

admin-manual/installation/ubuntu.rst

@@ -238,9 +238,9 @@ Option 1: Download the tarball
 
 .. code-block:: bash
 
-   wget https://storage.accesstomemory.org/releases/atom-2.7.3.tar.gz
+   wget https://storage.accesstomemory.org/releases/atom-|release|.tar.gz
    sudo mkdir /usr/share/nginx/atom
-   sudo tar xzf atom-2.7.3.tar.gz -C /usr/share/nginx/atom --strip 1
+   sudo tar xzf atom-|release|.tar.gz -C /usr/share/nginx/atom --strip 1
 
 Please note that the tarball may not be available yet if this version is still
 in development. In this case, you can try the alternative installation method
@@ -260,14 +260,14 @@ Install git:
 .. code-block:: bash
 
    sudo mkdir -p /usr/share/nginx/atom
-   sudo git clone -b stable/2.7.x http://github.com/artefactual/atom.git /usr/share/nginx/atom
+   sudo git clone -b stable/|version|.x http://github.com/artefactual/atom.git /usr/share/nginx/atom
 
 If you are not interested in downloading all the history from git, you could
 also truncate it to a specific number of revisions, e.g.: just one revision
 
 .. code-block:: bash
 
-   git clone -b stable/2.7.x --depth 1 http://github.com/artefactual/atom.git /usr/share/nginx/atom
+   git clone -b stable/|version|.x --depth 1 http://github.com/artefactual/atom.git /usr/share/nginx/atom
 
 We use `Composer`_ to install and manage some third-party PHP libraries. To
 install Composer download and run the Composer installer according to the

conf.py

@@ -65,7 +65,7 @@
 
 # General information about the project.
 project = "AtoM"
-copyright = "2020, Artefactual Systems Inc"
+copyright = "2024, Artefactual Systems Inc"
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -74,7 +74,7 @@
 # The short X.Y version.
 # version = "2.7"
 # The full version, including alpha/beta/rc tags.
-release = "2.7.3"
+release = "2.8.0"
 version = '.'.join(release.split('.')[:2])
 
 # The language for content autogenerated by Sphinx. Refer to documentation