i3 - improved tiling WM

fix a focus problem when hiding a scratchpad

Patch status: needinfo

Patch by Adrien Schildknecht

Long description:

When a scratchpad becomes hidden, i3 tries to focus a floating windows instead
of the last focused.

To apply this patch, use:
curl http://cr.i3wm.org/patch/87/raw.patch | git am

b/src/con.c

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@@ -855,7 +855,7 @@ Con *con_next_focused(Con *con) {
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     Con *next;
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     /* floating containers are attached to a workspace, so we focus either the
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      * next floating container (if any) or the workspace itself. */
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-    if (con->type == CT_FLOATING_CON) {
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+    if (con->type == CT_FLOATING_CON && con->scratchpad_state == SCRATCHPAD_NONE) {
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         DLOG("selecting next for CT_FLOATING_CON\n");
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         next = TAILQ_NEXT(con, floating_windows);
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         DLOG("next = %p\n", next);