Add: Scenario: Comeback from unmanaged frame
More checks in scenario: Comeback from unmanaged frame
Add: Feature: Perspective "two"
Add: Scenario: Frame/perspective local keymap

This scenario fails.
Add: Scenario: Frame local keymap

This one passes.
Fix a bug: wrong keymap was set when enabling frame
Add: Scenario: Manage windows in two frames
Add: Scenario: Stopping window management of already dead frame
Exclude the previous scenario using @known tag
Allow e2wm to start management on second frame
Add: Scenario: Different perspective on different frame
Add the test on keymap (the previous scenario fails now)
Fix keymap backup problem with multi-frame e2wm
Refactor e2wm:pst-minor-mode-enable/disable-frame
Fix another bug I introduced in the two previous changes
Rename e2wm:pst-minor-mode-*-frame-keymap (no functional change)
Better logging for e2wm:pst-minor-mode-*-frame-keymap
Merge pull request #52 from tkf/ecukes-frame

Improve multiframe handling