SNAG
- [x] make install subcommand actually run the install script
- [x] multiple subcommand handling and proper argument parsing
- [ ] add output and error functions for regular program output, make emalloc also have file info, also gen sh to configure
- [ ] download packages to download db and verify hash
- [ ] actually create install environment for packages in install script
- [ ] snag api
- [ ] actually try to handle a proper package installation
- [ ] figure out how we handle make configuration, and tools for build scripts
- [ ] dependencies

Things to come back to
 - [ ] Optional package info attributes
 - [ ] better memory allocation strategies for snag (temporary, arena)