Disabling 'Sequence Length Histogram' on Metagenome Overview page when all sequences are the same length, $len_min == $len_max
Merge branch 'develop' of https://github.com/MG-RAST/MG-RAST into develop
Fixed axis on PCoA plot when min == max.  The axis had no range and thus was being displayed incorrectly in this case.
Fixing path to index file for pairend joining.
Fixed bug in source field on Analysis page.  Was preventing users from downloading sequences from the workbench when they used "Representative Hit" to do their Analysis.
Merge pull request #270 from jaredbischof/develop

These changes require a version release.
updated the login / email validity check
fixed login name quoting issue
Merge pull request #271 from paczian/master

registration quoting patch
Merge pull request #272 from MG-RAST/master

Merging changes from master back to develop.
For some odd reason, perl doesn't like the escaped single quote at the end of a range in a regular expression. Didn't figure out why, but moving it to a different position in the range fixed the issue. The User Registration page was not showing until this change was made.
Merge pull request #274 from jaredbischof/develop

For some odd reason, perl doesn't like the escaped single quote at the e...
Another odd issue in the regex that was updated recently for allowing single quotes in email addresses.  Apparently anchoring the start and end of the regex was causing nothing to match.  Removed the anchors but left the single quote option in place.
Merge pull request #276 from jaredbischof/develop

Another odd issue in the regex that was updated recently for allowing si...
shell script for loading memcached on magellan VM
Merge branch 'develop' of git@github.com:MG-RAST/MG-RAST into develop