Update readme status message for dev
Add Eclipse project files to gitignore
Add composer.json
Import/adapt AxIr_Parser_StateFileLine

AxIr_Parser_StateFileLine is from my Autocross Instant Results project.
Fix invalid composer.json formatting
Add composer vendor and lock file to gitignore
Require ZF2
First stab at \Peppercorn\St1\File
Add File todo
JSON-format composer.json
Require Phava
Initial Peppercorn\St1\File Preconditions
Renames without underscores
Update invalid line error reporting
Run formatter on Peppercorn\St1\File
Clean up a non-empty string guard
Remove unnecessary trim call from Peppercorn\St1\Line ctor
Construct lines in Peppercorn\St1\File ctor
Fix typo
Clean up category prefix lookups