chore(doc-gen): move git info into its own processor
chore(doc-gen): provide example dependencyPath in config
docs(ngSanitize): add dependency on angular-sanitize to example
docs(examples): fix example dependencies
docs(ngShowHide): fix icons in example

The protractor tests were failing because the spans containing the icons
were not displaying anymore.
docs(api/index): fix ambiguous ngClick link

ngClick appears in more than one module so we must make it explicit.
test(docs-app-e2e): refactor test inline with new docs app

The links to code elements have now changed: api/ng.directive:ngClick ->
api/ng/directive/ngClick.

Examples now run inside iframes, so we need to instruct Protractor to
switch to the example iframe.
chore(package.json): get dgeni from the npm registry
docs(ngHref): don't run the breaking protractor test
docs(ngRoute): ask for examples to have their base[href] fixed
docs(ngHref): fix example that navigates away from the page
chore(doc-gen): remove console.log statements
docs(content): fix bad links
docs(docs.css): add initial type-hint styles