gnu: xfce4-mount-plugin: Update to 1.2.0.

* gnu/packages/xfce.scm (xfce4-mount-plugin): Update to 1.2.0.

Change-Id: I77587c8050670298ba47cf4465c0c4e9f9cc615e

gnu: xfce4-mpc-plugin: Update to 0.6.0.

* gnu/packages/xfce.scm (xfce4-mpc-plugin): Update to 0.6.0.

Change-Id: Ibdc6382b57bb1801d4a5f02556b8a301c61605c2

gnu: xfce4-mailwatch-plugin: Update to 1.4.0.

* gnu/packages/xfce.scm (xfce4-mailwatch-plugin): Update to 1.4.0.

Change-Id: I0ee4b503a834d8d54990a3312a83a02854a484ce

gnu: xfce4-genmon-plugin: Update to 4.3.0.

* gnu/packages/xfce.scm (xfce4-genmon-plugin): Update to 4.3.0.

Change-Id: I87b1c532c716edb429053076d2f7ba6b194c7444

gnu: xfce4-fsguard-plugin: Update to 1.2.0.

* gnu/packages/xfce.scm (xfce4-fsguard-plugin): Update to 1.2.0.

Change-Id: Ifcbee3b75f863cc9db610674a4d4eac785cdf787

gnu: xfce4-diskperf-plugin: Update to 2.8.0.

* gnu/packages/xfce.scm (xfce4-diskperf-plugin): Update to 2.8.0.

Change-Id: I0b4aafae432b32a092a48b115513cde429da5e22

gnu: xfce4-cpufreq-plugin: Update to 1.3.0.

* gnu/packages/xfce.scm (xfce4-cpufreq-plugin): Update to 1.3.0.

Change-Id: Ibd49fff0c019f87fbec9ceccbe5781dec0a30028

gnu: xfce4-calculator-plugin: Update to 0.8.0.

* gnu/packages/xfce.scm (xfce4-calculator-plugin): Update to 0.8.0.

Change-Id: I760c38340a3bf05266e84fa7c52e874dbe0df960

gnu: xfce4-eyes-plugin: Update to 4.7.0.

* gnu/packages/xfce.scm (xfce4-eyes-plugin): Update to 4.7.0.

Change-Id: I1dad8cc2b4d8d47e8517c5d4d371dd66e38d3482

gnu: xfce4-cpugraph-plugin: Update to 1.3.0.

* gnu/packages/xfce.scm (xfce4-cpugraph-plugin): Update to 1.3.0.

Change-Id: I9e72319d8dc308a83b74598e5403666a09d6969b

gnu: xfce4-volumed-pulse: Update to 0.3.0.

* gnu/packages/xfce.scm (xfce4-volumed-pulse): Update to 0.3.0.

Change-Id: I39774eb62a3f76f01e5850c84cf3abaeade153a2

gnu: xfce4-screensaver: Update to 4.20.1.

* gnu/packages/xfce.scm (xfce4-screensaver): Update to 4.20.1.
[build-system]: Switch to meson-build-system.
[arguments]: Remove phases.  Adjust configure-flags.

Change-Id: Id9353254ce0c64692acc232053f0f43d52569557

gnu: xfce4-screenshooter: Update to 1.11.3.

* gnu/packages/xfce.scm (xfce4-screenshooter): Update to 1.11.3.
[build-system]: Switch to meson-build-system.

Change-Id: Ie21ff9034a61aa9c1b83743aadf5de6d632f973c

gnu: mousepad: Update to 0.6.5.

* gnu/packages/xfce.scm (mousepad): Update to 0.6.5.

Change-Id: I0dddb9aafe914d9f694aaf7fafa6a588fa2c1c86

gnu: xfburn: Update to 0.8.0.

* gnu/packages/xfce.scm (xfburn): Update to 0.8.0.

Change-Id: I1ec742810c7d82fa95dc76a55f7afcd0f24001a4

gnu: orage: Update to 4.20.2.

* gnu/packages/xfce.scm (orage): Update to 4.20.2.

Change-Id: I7466f9db1f147e787b5e87ec782fcfe8566a1b0f

gnu: xfce4-taskmanager: Update to 1.6.0.

* gnu/packages/xfce.scm (xfce4-taskmanager): Update to 1.6.0.

Change-Id: Idfa61266ece8858679706bafbc2b5597a74ee4de

gnu: ristretto: Update to 0.13.4.

* gnu/packages/xfce.scm (ristretto): Update to 0.13.4.
[inputs]: Add exo.

Change-Id: I261c396528d2d89cb5095380e119a0f57ee5d567

gnu: xfdashboard: Update to 1.1.0.

* gnu/packages/xfce.scm (xfdashboard): Update to 1.1.0.

Change-Id: I321b47e0ed0c3dd050a9e791fbd38ad6e87074ba

gnu: xfce4-dict: Update to 0.8.9.

* gnu/packages/xfce.scm (xfce4-dict): Update to 0.8.9.

Change-Id: Ia5546e70f8f4f08a70aac89a8fc37cc8a657529f