Color fix

Fixed the caret color on dark scheme from black to the light color used
in Adobe Brackets.

Author: Janos Wortmann

Brackets Dark.tmTheme

@@ -14,7 +14,7 @@
                 <key>background</key>
                 <string>#1d1f21</string>
                 <key>caret</key>
-                <string>#000000</string>
+                <string>#c5c8c6</string>
                 <key>foreground</key>
                 <string>#dddddd</string>
                 <key>lineHighlight</key>