Revert "Remove the if check for now"

This reverts commit e24329c74ad93e446f2ef053c8b4ec2a8c372eee.
use multi-file template
add more stanzas to footer
make genshi functions available from helpers
Merge branch 'feature/tidy-templating' into feature/pluggable-templating
start to add header
pass through style sheets
add *~ to gitignore to avoid temp files
move templating out to new module
Show RSS feed only on datasets page
Merge branch 'master' of github.com:openspending/openspending
Merge branch 'master' into show-rss
Merge pull request #538 from openspending/show-rss

Show the RSS link tag only on the datasets page
Merge pull request #537 from mk270/remove-installer

Remove installer - the installer file was completely out of date; an alternative is brewing out-of-tree
Merge remote-tracking branch 'remotes/origin/master' into experiment-split-store
Merge remote-tracking branch 'remotes/origin/master' into feature/tidy-templating
Merge branch 'feature/tidy-templating' into feature/pluggable-templating
Merge branch 'experiment-split-store' into testing
Merge branch 'feature/pluggable-templating' into testing