* fix building

* add clang build
* more correct method types

sources/extsysmon/desktops/aw-mem-bar.desktop

@@ -0,0 +1,12 @@
+[Desktop Entry]
+Encoding=UTF-8
+Name=bar1
+Comment=Simple mem bar
+X-AW-Value=mem
+X-AW-ActiveColor="0,0,0,255"
+X-AW-InactiveColor="255,255,255,255"
+X-AW-Type=Horizontal
+X-AW-Direction=LeftToRight
+X-AW-Height=25
+X-AW-Width=100
+X-AW-ApiVersion=1