Server: Append injected scripts to body instead of head

Any setup that loads QUnit in the body instead of head will timeout out
otherwise.
Added support for version.
minor modification to support mocha
Merge pull request #86 from browserstack/pr/83

Pr/83
bump version
minor fix for USER string, fixes #81
Minor changes
Merge branch 'master' of https://github.com/browserstack/browserstack-runner
more minor changes
Merge pull request #85 from browserstack/version

Added support for version.
fix for #80
Merge branch 'master' of https://github.com/browserstack/browserstack-runner