use LayerSurface.mon when possible

unconstrain layer shell popups

also unconstrain popups from monitor's usable area

don't set `c->isfullscreen` to zero

calloc initializes all fields to zero

Merge pull request #257 from fauxmight/bar_options

Add known dwl status bar options to README

Add known dwl tag status bar options to README.md

move ugglyness to client.h

remove unneeded check in focusclient()

Merge pull request #251 from gwnichol/fixinstall

Fix make install while files are in use

Merge pull request #247 from Humm42/xkboptions

initialize xkb_rules.options to a null pointer

kill child process in cleanup()

Fix make install while files are in use

When the dwl executable is in use, cp fails without the -f flag.

POSIX defines this flag with:
> If a file descriptor for a destination file cannot be obtained,
> as described in step 3.a.ii., attempt to unlink the destination
> file and proceed.

add some blank lines

add click method configuration option

Add the libinput configuration option to choose between Software Button Areas and Clickfinger

add $(LIBS) to $(LDLIBS)

fix link failure with --as-needed

use LDFLAGS to build dwl target

do not generate *-protocol.{c,o}

according with
https://gitlab.freedesktop.org/wlroots/wlroots/-/commit/62fbf3f4ba1b2993e29dfb46f077e5806f7aac1c
they are unused and wlroots-based compositors don't need to do this

include xcb only when building with xwayland support

convert makefile to be more portable

improve client_from_wlr_surface()