Typo fix + updates to uniform comments
Merge pull request #875 from dprotti/presentertypoandcomments

gwt sample - typo + updates to make comments uniform
Routing-related classes moved away from public classes into ToDoRouting inner classes.

Previous public classes contained minimal logic and were not re-used within the app, so it's better to have them as inner classes of ToDoRouting to minimize coupling between different files and also for reducing the number of Java files.
Merge pull request #876 from dprotti/privateroutingclasses

GWT - routing classes moved from public into ToDoRouting inner classes
Change filterFilter to $filter('filter')

Change filterFilter to $filter('filter') and add dependency injection to be conforme to the angular documentation 1.2xx
Merge branch 'pr/874' into gh-pages

Close #874
Close GH-877: Typo in firebase+angular app description.
AngularJS: filterFilter -> $filter('filter')
Updating Polymer app implementation
gwt - trim item on update
Merge pull request #880 from dprotti/trimonupdate

gwt - trim item on update
gwt - improvement: use setDisplay()
Merge pull request #881 from dprotti/gwtusesetdisplay

gwt - improvement: use setDisplay()
gwt - model objects agnostic of presenters
Merge pull request #882 from dprotti/gwtcleanmodel

gwt - model objects agnostic of presenters
update Vue implementation to use 0.10.0
Merge pull request #884 from yyx990803/vue

update Vue implementation to use 0.10.0
remove overlooked unecessary binding from Vue implementation
Merge pull request #885 from yyx990803/vue

remove overlooked unecessary binding from Vue implementation
Addressing feedback