DB connection details for RDBMS databases is now specified in the Site config modules as env vars
Replace base_web_uri in LegacyConfig.pm with env var GENOME_SYS_SERVICES_WEB_BASE_URL
Add module to make an enviroment variable required
this test had expected and got swapped in the is() tests
Add env var GENOME_SYS_SERVICES_FILES_URL to control base URL for retrieving files
Add env var GENOME_SYS_SERVICES_SEARCH_URL to set the URL that leads to the search page
add env var GENOME_SYS_SERVICES_WEB_VIEW_URL to set the base URL for web views
add env var GENOME_SYS_SERVICES_WIKI_URL to set the URL for the wiki main page
Remove old, unused html templates
make the help text use the env var for the webserver name
Webapp skips pre-loading modules under Genome::Site::

This ensures only one sire config module is loaded.  The downside is that the
LIMS-related classes in there are not preloaded.  Shouldn't be a problem since
they should only be loaded by the cron
add newer changes from Site::TGI