Start the express.js version of site
Add LSystem model for express.js project
Make lsystem form POST and create initial system
Add lsys view for L-System canvas
Add lsys_str param to lsys page
Add javascript file with func to draw L-Systems

The function isn't complete yet.
Add RuleParser model

This model parses L-System rules from a specially-formatted string.
Parse rules in app.js
Fix the L-System generation

The inner for-loop was using the outer for-loops variable by accident.
Add drawing function to lsys view page
Add ability to give an angle attribute to LSystem
Remove some debug statements
Add draw_chars attribute to LSystem

The draw_chars is a list of characters that correspond to drawing
actions.
Finish initial version of drawing function
Fix a method definition
Pass entire lsystem to draw function
Split draw_chars string into a proper array
Fix labels on LSystem form
Fix regex in rule-parser for control chars

Forgot to add the grouping brackets ([]) before.
Add a line of debug printing of the LSystem