readme updates

keyboards/ergodox/keymaps/dvorak_programmer/README.md

@@ -11,7 +11,7 @@ Layers
 * KEY_NAV: arrow key movement with backward/forward word support, and copy/paste.
 * KEY_SEL: same as above, but every movement shift-selects.
 * NUMBER: keypad layer.
-* SYMBOL: all the symbols as well as brackets at the bottom.
+* SYMBOL: all the symbols.
 * BRACKET: special brackets-only layer for programming
 * SHORTCUTS: sends Hyper keys for Autohotkey to interpret. I use this to switch between specific apps.
 * MOUSE: use mouse keys
@@ -19,6 +19,9 @@ Layers
 Updates
 -------
 
+2016/12/10:
+* toggle for brackets layer is now on left thumb cluster.
+
 2016/11/05:
 * removed brackets anywhere but in brackets layer
 * added mouse layer back in