reorganized main page and left nag
made left nag and page titles match better, got rid of CSS that was over-riding the template CSS
Merge pull request #32 from lisa-usgs/Reorg

LATEST-EQ-212
added text for FORMATS array
set up Text output
added TextFeed
added if statment to time date time formater to removed Z from the end when needed
Included TextFeed.class.php
Removed if statment to add or remove Z from time formatter. The default tz value is Z but can be changed to anything the user would like
Added option for custom time separator, php docs for new parameters
Updated author and magAuthor to be lowercase, and default to source if unspecified
Import imagelist css into index.css, reference index.css from index.php
Removed and URL Ruilder from title
Added URL explainatioin to the help section at top of page.
Removed Depth search from advanced options
added Depth search to basic options
removed paragrah tags from imagelist content
Merge pull request #37 from jdbrown-USGS/WEBARCH-102

removed paragraph tags from imagelist content
Skipping <depth> element when null or empty.
Using safefloatval so that nulls are not coerced into 0.0.