Add a static caching library
Add route for images within a files/ subdirectory
Cache files, if possible
Ignore the files/ directory with cached output
Change file URL to pull from files/ subdirectory
Add a note regarding the legacy file route
Merge pull request #36 from saltybeagle/35_cache_static_files

Cache images and other static files to the filesystem
Merge branch 'master' of github.com:unl/UNL_ENews
[gh-37] Remove trailing whitespace
[gh-37] Fix wrong variable name in createGoURL()
Merge pull request #38 from ericras/issue-37

Closes Issue 37
Merge branch 'master' of github.com:unl/UNL_ENews
Fix strict standards warning

This method is called statically, so it should be declared static.
Force a gutter width between two columns.
Merge pull request #42 from smeranda/gutter

Force a gutter width between two columns.
Merge branch 'master' of ssh://newsroom.unl.edu/var/www/html/newsroom.unl.edu/UNL_ENews