Make IPC play well with singletagset, add active_other tag state

Merge branch 'v0.6-a/patched-base' into v0.6-a/patched-keycodes

Merge branch 'patch/singletagset' into v0.6-a/patched-base

Fix clients with NULL monitor being VISIBLEON

Merge branch 'v0.6-a/patched-base' into v0.6-a/patched-keycodes

Fix focusnthclient

Merge branch 'v0.6-a/patched-base' into v0.6-a/patched-keycodes

Fix focusnthclient

Merge branch 'v0.6-a/patched-base' into v0.6-a/patched-keycodes

Merge branch 'patch/alwaycenter' into v0.6-a/patched-base

Merge branch 'patch/focusnthclient' into v0.6-a/patched-base

Focus nth client

Merge branch 'v0.6-a/keycodes-modes' into v0.6-a/patched-keycodes

Merge branch 'patch/foreign-toplevel-management' into v0.6-a/patched-base

Fix sticky

Merge branch 'patches/bottomstack' into v0.6-a/patched-base

Merge branch 'patch/namedscratchpads' into v0.6-a/patched-base

Merge branch 'patch/ipc' into v0.6-a/patched-base

Merge branch 'patch/singletagset' into v0.6-a/patched-base

Merge branch 'patch/sticky' into v0.6-a/patched-base