move Navigator docs to App Internals namespace
document Batman.BinarySetOperation
Add tests for set operations
Fixed Typo in View Bindings Documentation

The interpolate function replaces on `%{content}` but the example for
the filters docs has an extra `%` at the end.
Merge pull request #1002 from atonparker/master

Fixed Typo in View Bindings Documentation
Merge pull request #997 from batmanjs/rm/set-operation-docs

Document Batman.BinarySetOperation
make a test more clear
Merge pull request #1004 from batmanjs/i18n-test

make a test more clear