Parsing improvement for items

Fixed GCC warnings, now parsing bounding box and maximumAge.
Changed test item type
.gitignore changes for content files

Adding in some content files
more gitignore changes
yet more .gitignore changes
yet more .gitignore changes
trying random .gitignore stuff
yet more .gitignore changes
I think I got this now
I think I got this now
This is insane

I hate my life now that I have gitignore
WIll in blend?
Finally added scripts and image

For testing purposes only
Merge pull request #45 from zackthehuman/master

Item factory improvements + content!