Here's a list of layer commands that we need to implement, comments
and additions welcome:
Layers... // opens the Layers dialog
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Move to Layer Above Shift+PgUp
// move selection to the top of sibling layer above, or to the
top of parent layer (but not root) if no siblings
Move to Layer Below Shift+PgDn
// move selection to the top of sibling layer below, or to the
bottom of parent layer (but not root) if no siblings
Move to Layer... // let me choose the
layer name to move selection to
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Unlock All Layers // unlock all layers in the document (or
all siblings of the current layer?)
Unhide All Layers
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Unlock All in Layer // unlock all children of the current layer
Unhide All in Layer
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Group to Layer // convert group to layer
Layer to Group