Add `jscs` and wrapper to `run-tests`
Add `.terminfo` data for custom terminal emulators

Only includes:
- infrequently installed terminals:
    - `rxvt-unicode-256color` (and its basis)
    - `st` and variants ( http://st.suckless.org )
- my custom terminals:
    - `rxvt-unicode-24bit`
    - `st-24bit`