Update code to PSR-2
Add only() method call to Table
Get the base icon class from the config. This opens up compatibility with some other icon sets, such as Font Awesome.
Change double quotes to single quotes.
Merge pull request #201 from edrands/feature/configurable-icon-base-class

[Feature] Configurable Icon Class
Merge pull request #202 from edrands/develop

Read Me Updates
Merge branch 'develop' of github.com:patricktalmadge/bootstrapper into develop

Conflicts:
	src/Bootstrapper/Icon.php
	src/config/config.php
	tests/_start.php