Give the user help on checksum errors
Add Idris
automatically transition to new Tap name/location

At every command execution
- invoke `rename_taps_dir_if_necessary` to help with Homebrew's Tap migration.
  (Homebrew's migration seems to sometimes fail to fire, see #4096)
- untap `phinze/cask`, and tap `caskroom/cask`, to help with our own move
  to a GitHub organization
After a few months, this can be reverted.
Merge pull request #4169 from rolandwalker/implicit_tap_transition

automatically transition to new Tap name/location
Merge pull request #4149 from ndr-qef/idris-lang

Add Idris
Merge pull request #2427 from rolandwalker/checksum_error_help

Give the user help on checksum errors
Update LimeChat to 2.40
Merge pull request #4184 from ndr-qef/limechat

Update LimeChat to 2.40
cut v0.34.0
added slic3r
added printrun
Fix SHA256 of XBMC
Merge pull request #4165 from deadfalkon/cask/cl1c3r

added slic3r
Merge pull request #4189 from Anahkiasen/patch-1

Fix SHA256 of XBMC
Merge pull request #4185 from caskroom/releasing-0.34.0

cut v0.34.0
Merge pull request #4168 from deadfalkon/cask/printrun

Cask/printrun
Add Texpad v1.6.12
Merge pull request #4197 from lauritzsh/texpad

Add Texpad v1.6.12
Update MacVim to snapshot 73.
Merge pull request #4201 from danbee/update-macvim

Update MacVim to snapshot 73.