Update hh to 2.0
Changelog:
- 2.0.0
- hstr to be the only name used, hh becomes just a shell alias
- all HH_ starting environment variables were changed to HSTR_
- all memory leaks fixed
- ong commands handling improved
- Bash autocomplete added
- 1.27.0
- Long lines support
- QtCreator IDE migration
- all build scripts rewritten
- various fixes