Remove the default theme collection nav template (Bug #1115832)

The only differences between the collection nav template for raw
and default is that default makes poorly formed navigation links.

Change-Id: I9a1d6df1c869f7b0ad13b75ec26d2bd81cb1e835
Signed-off-by: Melissa Draper <melissa@catalyst.net.nz>
Remove the wwwroot from redirect url concatenation (Bug #1113180)

With this in the concatenation, the redirection to the user's profile
page has an extra wwwroot and hence 404's. The deletion still happens
but it looks pretty bad.

Fix suggested by lp:~awillson

Change-Id: I8149ae72254bae3e6b502f3a291e00a8c6c87a4e
Signed-off-by: Melissa Draper <melissa@catalyst.net.nz>
Modified for PSU environment to prevent issues with memcache.
Installing the learning artefact (version 2010102000).
Adding the Embedly blocktype (version 2011033000).
Installing the Facebook like blocktype (version 2011041900).
Installing the Twitter Tweet blocktype (version 2011041900).
Installing the Windows Live blocktype (version 2011040700).
Adding more color themes
Modifying Logos to not be proprietary
Modifying global email base url to be unique from site.