Add bin/{wk, ltx}

bin/ltx

@@ -0,0 +1,6 @@
+#!/bin/bash
+# script to generate unicode from LaTeX code, and copy it into the
+# clipboard
+
+CODE=$1
+python -m unicodeit.cli $CODE | xclip -selection clipboard

bin/wk

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+nvim -c "VimwikiIndex"