- One file with all the module classes (spack/modules.py)
- Has an EnvModule superclass that does most of the work and consolidates common code
- Subclasses have specializations for different module systems (TclModule, Dotkit)
- One command (spack module) for all the types of modules to use
- the one command is used by the scripts, only need to maintain in one place
- has some subcommands for different module types, but they're handled mostly generically.
- Consolidate zsh support into a single setup-env.sh script.
- New spack.hooks package
- contains modules with pre and post install hooks
- New dotkit hook module
- generates/removes dotkits on install/uninstall
- New spack use, spack unuse commands
- use same syntax as install/uninstall
- New setup-env.bash script
- Sets up path, dotkit support
- new spack dotkit command
- used by script to parse specs, generate
specs of installed pckages for dotkit file names
