Color Schemes (#142)

* WIP: Color Schemes

* Import/export using color_schemes config

* Finish color scheme implementation

* Add color scheme rename

color-schemes/Tango Dark.ron

@@ -0,0 +1,38 @@
+(
+    name: "Tango Dark",
+    foreground: "#D3D7CF",
+    background: "#2E3436",
+    cursor: "#D3D7CF",
+    bright_foreground: "#EEEEEC",
+    dim_foreground: "#BABABA",
+    normal: (
+        black: "#2E3436",
+        red: "#CC0000",
+        green: "#4E9A06",
+        yellow: "#C4A000",
+        blue: "#3465A4",
+        magenta: "#75507B",
+        cyan: "#06989A",
+        white: "#D3D7CF",
+    ),
+    bright: (
+        black: "#555753",
+        red: "#EF2929",
+        green: "#8AE234",
+        yellow: "#FCE94F",
+        blue: "#729FCF",
+        magenta: "#AD7FA8",
+        cyan: "#34E2E2",
+        white: "#EEEEEC",
+    ),
+    dim: (
+        black: "#1B1B1B",
+        red: "#8E2E24",
+        green: "#4B7930",
+        yellow: "#A28728",
+        blue: "#324D71",
+        magenta: "#504252",
+        cyan: "#237A7B",
+        white: "#BABABA",
+    ),
+)