Add Post, Site, User class files
Modify messages and main layout
Adds scaffolding for User
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Add more User scaffolding
Put text in messages.properties file

This contains changes for the first code review: removing IDE-generated comments, storing text as strings in the messges.properties file, and changing default library to jQuery.
Add wysiwyg editor to post creation
More wysiwyg support
Merge pull request #1 from osu-mist/feature/ub-5-grails-sample

Feature/ub 5 grails sample