Add the constant to cache 'Components.utils' to modules/utils.js.
Move TreeStyleTabBase.evalInSandbox() to TreeStyleTabUtils.
Remove TreeStyleTabBase.getBoxObjectFor().
At this time, this method is not used in this addon.
Remove modules/lib/boxObject,js.
At this time, this module is not used in this addon.
Merge branch 'boxObj' into utils
Add the simple getter 'TreeStyleTabBase.AeroPeek' & Remove TreeStyleTabBase.updateAeroPeek().
Simple loading Services.jsm.
Load namespace.jsm & pref.js as lazy getter.
Change the loading point of jsdeferred.js.
Merge pull request #438 from saneyuki/utils

Clean up TreeStyleTabBase