IMG-880: Heroku suggestion to turn off initialization and db connecti…
…ons during precompile phase.
Merging develop branch for 5.2.8 release.
Merge pull request #10 from benetech/develop
Merge for 4.6.2 release.
Merge pull request #3 from benetech/develop
with on demand description loading
official 3.5.3 version
Defensive pre xslt cache tag