Small fix

.Rproj is fine - it's .Rproj.user that needs to go.
Renaming Laravel4 to Laravel

Laravel4 is the current standard.

This resolves the name with the custom Laravel.gitignore file in the
gitignore.io project. If support for Laravel3 is desired, it should be done in
a new file: "Laravel3.gitignore

Closes #1196
Change to directory
Merge pull request #1194 from Ironholds/patch-1

Ignore user-specific rproj files instead of project-specific ones