rename "docs" directory to "doc"

doc/README.md

@@ -0,0 +1,66 @@
+# TimeSafari Docs
+
+## Generating PDF from Markdown on OSx
+
+This uses Pandoc and BasicTex (LaTeX) Installed through Homebrew.
+
+### Set Up
+
+```bash 
+# See https://daniel.feldroy.com/posts/setting-up-latex-on-mac-os-x
+brew install pandoc
+
+brew install basictex
+
+pandoc keystore-migration.md -o keystore-migration.pdf
+
+# Setting up LaTex packages
+
+# First update tlmgr
+sudo tlmgr update --self
+
+# Then install LaTex packages
+sudo tlmgr install titlesec
+sudo tlmgr install framed
+sudo tlmgr install threeparttable
+sudo tlmgr install wrapfig
+sudo tlmgr install multirow
+sudo tlmgr install enumitem
+sudo tlmgr install bbding
+sudo tlmgr install titling  # Required for the fancy headers used
+sudo tlmgr install tabu
+sudo tlmgr install mdframed
+sudo tlmgr install tcolorbox
+sudo tlmgr install textpos
+sudo tlmgr install import
+sudo tlmgr install varwidth
+sudo tlmgr install needspace
+sudo tlmgr install tocloft  # Required for \tableofcontents generation
+sudo tlmgr install ntheorem
+sudo tlmgr install environ
+sudo tlmgr install trimspaces
+sudo tlmgr install lastpage  # Enables Page X of Y
+sudo tlmgr install collection-fontsrecommended # And set up fonts
+sudo tlmgr install libertine # The main font the doc uses
+
+
+```
+
+### Usage
+
+Use the `pandoc` command to generate a PDF.
+
+```bash
+pandoc usage-guide.md -o usage-guide.pdf 
+```
+
+And you can open the PDF with the `open` command.
+
+```bash
+open usage-guide.pdf
+```
+
+Or use this one-liner
+```bash
+pandoc usage-guide.md -o usage-guide.pdf && open usage-guide.pdf
+```