display artifact summary in `brew cask info`

Per discussion with @drew-gross in closed issue #3280.
Limitation: does not show link targets.
add `caveats` stanza for KeepPassX

per @sigito in #3681
add `:files` directive to MacTex `uninstall`

`:pkgutil` leaves behind file `/etc/paths.d/TeX`
add `assistive_devices` to `caveats` DSL

Inspired by #3695
add `zsh_path_helper` to `caveats` DSL

Per discussion in #3597 and Homebrew/homebrew#25719
Google Music player renamed to Radiant Player. Updated to version 1.1.2.
Rename Google Music to Radiant Player
Merge pull request #3703 from eugenesan/syntevo

update smartgithg and add smartsynchronize
Merge pull request #3705 from sigito/radiant-player

Google Music player renamed to Radiant Player. Updated to version 1.1.2.
Merge pull request #3706 from kevinoconnor7/rename-google-music-to-radiant-player

Rename Google Music to Radiant Player
Merge pull request #3696 from rolandwalker/keepassx_caveats

add `caveats` stanza for KeepPassX
Merge pull request #3697 from rolandwalker/paths_d_uninstall

add `:files` directive to MacTex `uninstall`
Added Butter.app v0.1.2
Merge pull request #3707 from tototoshi/feature/butter-0.1.2

Added Butter.app v0.1.2
Merge pull request #3699 from rolandwalker/zsh_path_helper_caveat

add `zsh_path_helper` to `caveats` DSL
Merge pull request #3700 from rolandwalker/assistive_devices_caveat

add `assistive_devices` to `caveats` DSL
Merge pull request #3667 from rolandwalker/artifacts_in_info

display artifact summary in `brew cask info`
Add new app Unified Remote
Merge pull request #3709 from scottsuch/unified-remote

Add new app Unified Remote
Add `Nothing To Hide` (game).