Fix array indices in cash.coffee regex match

Previously, the `amount` variables were being set to `cash.set_on_hand msg.match[3]`, but the `msg.match` array only contains 3 items, so `amount` was being set to `undefined` since JS/CS arrays are zero-indexed.
mailchimp-subscribe: Removed encoding: it's causing errors now
Updated mailchimp dependency to 1.1.0

the npm package added URLEncodings to body in version 0.9.6
Update location-decision-maker.coffee

Add some additional messaging around forgetting locations.
Allow the use of "add" in addition to "remember" for new locations.
fixed broken walmart call
Merge pull request #1509 from bfrickert/master

mailchimp-subscribe: Removed encoding: it's causing errors now
Merge pull request #1512 from gms8994/patch-1

Update location-decision-maker.coffee
Merge pull request #1515 from akennedy/update-walmart

Update broken walmart call
Hubot Against Humanity: typo fix

bought -> brought
Remove broken image URLs
Merge pull request #1518 from cycomachead/master

Hubot Against Humanity: typo fix
Merge pull request #1520 from jswanner/patch-2

Remove broken image URLs
Fix indentation in pagerduty.coffee
Merge pull request #1527 from henrikhodne/patch-1

Fix indentation in pagerduty.coffee
Gerrit: accept search queries starting with '-'

Use the `--` argument to prevent gerrit from trying to parse query terms
beginning with `-` as command line flags.

Example (shows all reviews that are open and have a change in the last
hour):

hubot gerrit query status:open -age:1h
Merge pull request #1532 from docwhat/gerrit-cli-args

Gerrit: accept search queries starting with '-'
Merge pull request #1254 from scooter-dangle/patch-1

Fix array indices in cash.coffee regex match