Fix deepClone error in function check. Closes #63
IE7 bug: Trailing comma in DeepModel definition

Removed trailing comma after 'previousAttributes' function defintion in DeepModel, which causes bug in IE7
Build, v0.10.3
Fix #68 defaults removes model or collection passed in attributes
Version 0.10.4
set: Trigger change events only once
Trigger change event for parent keys (like wildcard)
prevents the .split method to fail when the path variable is set to "false"
Merge pull request #83 from squallstar/master

prevents the .split method to fail when the path variable is set to "false"
Merge remote-tracking branch 'remotes/powmedia-original/master'