Improve delete word shortcuts for fish and micro

I had no idea that it's so complicated to do this with terminals!

fish/config.fish

@@ -13,3 +13,9 @@ abbr -a -- p 'git push'
 abbr -a -- q 'git pull'
 abbr -a -- s 'git status'
 abbr -a -- t 'gio trash'
+
+# https://github.com/fish-shell/fish-shell/issues/4770
+# https://github.com/fish-shell/fish-shell/commit/2e9de57fd78f1c9ee0e71e141b75bb2b24abfc2d
+# Remove after Fish 4.0
+bind \cH backward-kill-word
+bind \e\[3\;5~ kill-word

micro/bindings.json

@@ -0,0 +1,8 @@
+{
+    // Defaults
+    "Alt-/": "lua:comment.comment",
+    "CtrlUnderscore": "lua:comment.comment",
+    // https://github.com/zyedidia/micro/issues/2008
+    "OldBackspace": "DeleteWordLeft",
+    "CtrlDelete": "DeleteWordRight"
+}