Minor fixes - docs & field names

- Fix FishEye capitalization
- doc field names + tweaks
- make sure service param name matches expected form data
sanitze url: strip trailing slashes, add http if no protocol
Merge pull request #1 from miszobi/master

Modified input data names, docs, handling url without protocol, ending slash.
reverted back fisheye service field names, sanitze url: strip trailing slashes, add http if no protocol
merge
fixed field names
Send multiline messages as a single JSON object
Merge branch 'master' into multiline_consolidate
Fix: Blimp docs
Fix a bug with the Travis service/pull_requests

Push payloads have the owner username stored in repository.owner.name,
while pull request payloads have the username stored in
repository.owner.login.
Merge pull request #576 from AI0867/multiline_consolidate

Send multiline messages as a single JSON object
Merge pull request #582 from GetBlimp/master

Fixes urls in Blimp's docs
Merge pull request #585 from henrikhodne/hh-fix-travis-pr-bug

Fix a bug with the Travis service/pull_requests
fix conductor service with tests
add stream/branches fields for HumBug
remove vendor cache, only hookshot needs it
Merge pull request #589 from github/remove-vendor-cache

remove vendor cache, only hookshot needs it
extract an http helper
only web hooks support form encoding
wrap http errors