Adding some plugins to XFCE4

Here is a list:
Battery      (1.0.5)
Clipman      (1.2.6)
Cpufreq      (1.0.0)
Cpugraph     (1.0.5)
Datetime     (0.6.2)
Dict         (0.3.0)
Embed        (1.4.1)
Eyes         (4.4.3)
Fsguard      (1.0.1)
Genmon       (3.4.0)
Netload      (1.2.4)
Notes        (1.7.7)
Systemload   (1.1.2)
Verve        (1.0.0)
Xkb          (0.5.6)