feat(hintScopes): get scope descriptor from elements
0.0.1
chore(hintScopes): remove console log
fix(scopeDescriptor): handle compiled elt not attached to DOM
fix(emitScopeElt): pass full scope to helper
chore(sauce): disable safari for tests

See https://travis-ci.org/angular/angular-hint-scopes/jobs/38936952\#L270
fix(perf): support browsers without `window.performance`
0.0.2