Changes in HTML, images and PDFs for Version 5.0.3 release
Merge pull request #2 from sbesson/gh-pages

Fix ome-help GH view
Merge branch 'gh-pages' of github.com:openmicroscopy/ome-help into 5_0_3-release
5.0.3 New Style Update - replace CSS file with new version and add/update design images
5.0.3 New Style Update - Move PDFs and resource files to downloads folder and modify gitignore
5.0.3 New Style Update - Update all images/
5.0.3 New Style Update - Delete collaboration.html
5.0.3 New Style Update - Update content of client-memory.html
5.0.3 New Style Update - Update name of site in .config.yml
5.0.3 New Style Update - Modify page-header to use icon and new downloads URL for PDFs link
5.0.3 New Style Update - Add Search to menu
5.0.3 New Style Update - Add Keywords metaheader to default page.
5.0.3 New Style Update - Paste content from 5.0.3 release HTML pages into corresponding pages
5.0.3 New Style Update - Modify the URL for the image in the Back to Top links
5.0.3 New Style Update - Add description metadata header variable to default template and description contents to each page.
5.0.3 New Style Update - Correct typos in links
5.0.3 New Style Update - Add Target Blank to link
5.0.3 New Style Update - Remove email address processing javascript.
5.0.3 New Style Update - Add Target Blank to OME Site link in the menu.
Update CLS specific doc.