spritebuilder/SpriteBuilder — pull request #1172 by rkachowski (2014-11-26 11:46:14+00:00)
Title: Fix #1107 by adding filename validation to new files.

This fixes issue #1107 by

* Removes the "blur" from finder via creating a hidden file (beginning filename with a "." )
* Enforces a minimum length for filenames via a constant in `MiscConstants`