Mass deletion of entries

[ker_plop]

Title
Mass deletion of entries

Short, concise description of the idea
Create a feature to erase multiple journal entries at once.

Full description of the idea
Create a feature to erase multiple journal entries at once.
An ordered list of benefits

• Easier to remove lots of entries at the same time, without having to go through each one and hit "delete."

An ordered list of problems/issues involved

• Might erase stuff by accident.