riak: devel beta1

Closes #28481.

Signed-off-by: Brett Koonce <koonce@gmail.com>
influxdb 0.5.8
influxdb: update 0.5.8 bottle.

Closes #28484.

Signed-off-by: Brett Koonce <koonce@gmail.com>
ruby-install 0.4.2

Closes #28490.

Signed-off-by: Brett Koonce <koonce@gmail.com>
RethinkDB 1.12.3
rethinkdb: update 1.12.3 bottle.

Closes #28480.

Signed-off-by: Brett Koonce <koonce@gmail.com>
concurrencykit: update git repository

Closes #28479.

Signed-off-by: Brett Koonce <koonce@gmail.com>
groovy: specify version in devel block

The version wasn't being parsed correctly out of the url for the devel block
resulting in a wrong devel version being reported by `brew info groovy` and
a wrong version number used for the directory name under `/usr/local/Cellar/groovy`.

Closes #28476.

Signed-off-by: Brett Koonce <koonce@gmail.com>
plan9port: caveat on how to run Plan 9 commands

Closes #28444.

Signed-off-by: Brett Koonce <koonce@gmail.com>
tap: change the way to determine tap name unambiguously and the on-disk representation

This commit also supports "-" and "_" in names of user and repository.