Displaying Help Link only if URL Set

The settings_value template tag has been removed in favor of a simple context processor.
Fixes for Beta Test

- Corrected FULL_APPLICATION_NAME setting
- Redirecting to engagement page since not all courses have enrollment data
Logging Updates

- Using get_logger_config for local settings
- Updated Syslog address for Mac OS X users
Merge pull request #122 from edx/beta-fix

Fixes for Beta Test
Merge pull request #120 from edx/help-link

Displaying Help Link only if URL Set
Fixed Broken Test
Fixed Section Title
Updated Summary Copy