replaced short open php tag with longhand notation. refs #3136
dropped short open tags requirement from install instructions.
Merge pull request #45 from ucsflibtopfstedt/bug3136

replaced short open php tag with longhand notation. refs #3136
Merge branch 'master' of github.com:ilios/ilios into feat2902
Merge branch 'feat2902' of github.com:thecoolestguy/ilios into feat2902