Checking in generic log sample page, fixes issue 568
Added hover tip about sample source and message in case the user doesn't see the source they want
Removing unused code
Merge branch 'master' of git://github.com/qiime/qiime_web_app into issue_568
Updating this pull req to use the new menu styling and updated the log tab so that it references the generic log sample link
Fixing typo in the message on the generic add sample page
Updated FAQ about sending in multiple samples

now recommends sending in each sample one at a time.
fixes #583
Merge pull request #584 from teravest/issue583

Updated FAQ about sending in multiple samples
Checking in updated FAQ screenshots and wording to go with new log sample link
Add query to retrieve email addresses by barcode
Merge branch 'master' of git://github.com/qiime/qiime_web_app into issue_568
Removed 'log sample' link from participant menu list and added logic so that top level 'log sample' link doesn't show up if there are no barcodes left.
Modify live_ebi_rest_services; use credentials.py
Merge pull request #571 from meganap/issue_568

Checking in generic add sample landing page
Merge pull request #586 from adamrp/barcode_email_query

Add query to retrieve email addresses by barcode
Fix typo with extra close-paren
Merge pull request #588 from adamrp/new_credentials

Modify live_ebi_rest_services; use credentials.py