README.md: Spelling

Very minor spelling correction
Use pointers in the image client interfaces & api.
Merge pull request #71 from ncdc/image-client-pointers

Merged by openshift-bot
Merge pull request #70 from sajmoon/readme-spelling

README.md: Spelling
Fix privileged flag in build containers
Merge pull request #73 from csrwng/fix_privileged_flag_in_build_containers

Merged by openshift-bot
Card#287 - Allow git webhooks to trigger build on git push
Merge pull request #39 from soltysh/card287

Merged by openshift-bot
Internal refactor to master cmd

First-pass breakup of logical components into function calls for general
maintainability, refactorability, merge-conflict-avoidance, etc.
Merge pull request #72 from ironcladlou/master-cmd-breakup

Merged by openshift-bot
Return invalid when repo not found for mapping

Return invalid error when attempting to create an ImageRepositoryMapping
and the specified ImageRepository can't be found.
Merge pull request #75 from ncdc/mapping-404-when-repo-not-found

Merged by openshift-bot
Initial support for Config{} creation
Fixup readme and contributing for vagrant
Fixes for builds

Correct host docker socket logic (it was doing docker-in-docker if
USE_HOST_DOCKER_SOCKET was set, and vice versa) and add unit test for it.

Add SourceRef to BuildInput and correct the STI build strategy to use
SourceURI and SourceRef appropriately.
Merge pull request #53 from mfojtik/config

Merged by openshift-bot
Merge pull request #66 from derekwaynecarr/fixup_readme

Merged by openshift-bot
Merge pull request #76 from ncdc/build-fixes

Merged by openshift-bot
Add extra godoc doc.go files
Merge pull request #78 from smarterclayton/add_extra_godoc

Add extra godoc doc.go files