Update README
Add Gitignore File
Add Composer Configuration
Add Ruleset

Add a basic ruleset extending from PSR-2.
Add Ruleset

Override the ruleset for control structures.
Add Ruleset

Override the ruleset for class declarations.
Add Ruleset

Override the ruleset for scope indentation.
Bump Version Number

Bump the version number to 0.1.0-alpha, and add version tags to README and Composer Configuration (as this is the first release, they did not exist before).
Merge branch 'release/0.1.0-alpha'