Fixed compiler warning
Merge pull request #161 from hrsimoes/master

Fixed compiler warning
TaskEditViewController's placeholder text is now generated from a pre-provided list

- placheolder.plist contains an array of placeholder strings
- PlaceholderGenerator loads this list and picks a random placeholder from the list

Closes #155
Merge pull request #167 from rhussmann/configurable-placeholders

New task placeholder text is now configurable, rotates
Drop Touch from app title