Fix bug 1048878 - Events' order In the Unifinder doesn't persist across Thunderbird's sessions. r=philipp
Fix bug 1043171 - Editing events last selectable category in listbox is shown twice. r=philipp
Fix bug 1045223 - Creating events per drag doesn't take default status values into account. r=philipp
Fix bug 501689 - Investigate making storage asynchronous. r=philipp,a=Standard8