Move to python3.7

- Now getting python packages using pip instead of the ubuntu versions.
- System wide installations now aren't supported.

TODO

@@ -1,5 +1,9 @@
 Todo
 - Publish on pypi.
+- Make a snap build work.
+- Make a flatpak build work.
+- Check the appimage build.
+- Rename project to Eris.
 
 
 Todo (tool related)
@@ -167,6 +171,7 @@ Done
 - Add cppcheck tool for C and C++.
 - Add shellcheck tool for shell scripts.
 - Add "git log <path>".
+- Change to using python3.7.
 
 A-syntax, B-tests, C-auto docs, D-lint, E-coverage, F-profile, G-tidy, H-import deps
              A B C D E F G H