[themes] Re-enable themes

see #23

themes/gruvbox-powerline.json

@@ -0,0 +1,43 @@
+{
+	"icons": [ "paxy97", "awesome-fonts" ],
+	"defaults": {
+		"prefix": " ",
+		"suffix" : " ",
+		"warning": {
+			"fg": "#1d2021",
+			"bg": "#d79921"
+		},
+		"critical": {
+			"fg": "#fbf1c7",
+			"bg": "#cc241d"
+		},
+		"default-separators": false,
+		"separator-block-width": 0
+	},
+	"cycle": [
+		{
+			"fg": "#ebdbb2",
+			"bg": "#1d2021"
+		},
+		{
+			"fg": "#fbf1c7",
+			"bg": "#282828"
+		}
+	],
+	"dnf": {
+		"good": {
+			"fg": "#002b36",
+			"bg": "#859900"
+		}
+	},
+	"battery": {
+		"charged": {
+			"fg": "#1d2021",
+			"bg": "#b8bb26"
+		},
+		"AC": {
+			"fg": "#1d2021",
+			"bg": "#b8bb26"
+		}
+	}
+}