fixed bug for multiple load calls

loadCount is set to zero on each call
Shipped 2.0 - simplified, allow multiple calls on one page

- onComplete no longer has `images` parameter
- can now do multiple $.imageloader calls on one page
Refactor & Add support for non-ES5 browsers
Add missing spaces
Use $.each for loading instead of for
Merge pull request #1 from derdesign/master

Refactor & Add support for non-ES5 browsers
Merge pull request #1 from modernassembly/master

Update