v2.3.0

=====================================================================

--- New Scripts --------------------------

zsh )
  latex + latex template engine
   - latex/build-pdf
   - latex/cleanup
   - latex/create-new
   - latex/get-pdf
   - latex/open-pdf

  beta SQL script -- got tired of floating this; works, but only OK
   - db/run-sql/postgres

--- Changes ------------------------------

- Added 'math', 'basic', and 'times-new-roman' templates to latex
- Added 'readlink' to list of required coreutils
- Added __INPUT to read into a variable with prompt (zsh/utils/io)
- Added $EXECUTION_DIR to interact with the user's working directory

--- Bug Fixes ----------------------------

- subscwrypts no longer force stdout/stderr to tty

zsh/latex/templates/math/shorthand.sty

@@ -0,0 +1,13 @@
+\ProvidesPackage{shorthand}
+% ---------------------------------------------------------------------
+
+\newcommand{\egfcoefficient}{\ensuremath{\left[\frac{x^n}{n!}\right]}}
+\newcommand{\ogfcoefficient}{\ensuremath{\left[x^n\right]}}
+\newcommand{\falling}[1]{^{\underline{#1}}}
+\newcommand{\divides}{\ensuremath{\;\backslash\;}}
+
+\newcommand{\sumgz}{\ensuremath{\sum_{n\geq 0}}}
+\newcommand{\sumdiv}{\ensuremath{\sum_{d\divides n}}}
+
+\newcommand{\union}{\ensuremath{\cup}}
+\newcommand{\intersect}{\ensuremath{\cap}}