Merge pull request #71 from mozilla/loady-breadth

Load generation tool for BigTent
Adding loady to devDependencies
Removing accidental commit
Removing two accidental commits
Adding deployment note around defence in depth
Removing homepage which was a QA tool

Fixes Issue#70

Noticed that /__heartbeat__ lacks a timeout, while fixing
some unit tests.
Picking up i18n-abide 0.0.4 to fix iconv issues
Removing unused CSS file
Removing broken vows test to keep suite green
Fixed broken vows test

Changing tests gmail to yahoo.
Changing code comments to yahoo in routes.
s/stylo.css/style.css/
Update DEV_NOTES.md; closes #72
Picking up i18n-abide 0.0.5
Error page styling
Fix docs for proxy_idps. Closes #73
Validate configuration when loaded
Adding scripts/extract_pot.sh and upgrading to i18n-abide 0.0.6
Adding scripts/extract_pot.sh and upgrading to i18n-abide 0.0.6
Merge branch 'master' of github.com:mozilla/browserid-bigtent
Change wording of error message