fix for pfx file support
Added batched feedback feature.
Added support for per notification error callbacks.
Updating readme.
Merge branch 'develop' of git://github.com/rwtombaugh/node-apn into master
v1.2.5
Added some missing detail to the readme for PFX packages.
Fixed error in trim() of notification
Merge pull request #75 from michaelvillar/master

Fixed error in trim() of notification
added missing comma in example code, fixes #78
Merge pull request #79 from thegreatmichael/master

added the missing comma for #78
add support for mdm push notifications
Updated feedback service to emit events.

Backwards compatibility is maintained with the previous callback system by attaching them to events. Passing callback functions is deprecated and this will eventually be removed.
Fixed typo in documentation
Merge branch 'master' of git://github.com/mgcrea/node-apn into mgcrea-master