initial commit
Adding assert.js (initial version)
Adding compatibility with Closure's define
Adding .gitignore for IML
Switching to use has.js if it exists
Note about has.js in assert
Adding window check
Add 'assert/' from commit '104e50582ae6e2348d73371807bf346955da17b7'

git-subtree-dir: assert
git-subtree-mainline: 2ee82f6bf758f77821f4cc927f888287bf685209
git-subtree-split: 104e50582ae6e2348d73371807bf346955da17b7