add maintenance page
maintenance footer
Use ##DATABASE_USERNAME## prefix in private funcs
Changed sql private function variable name
changed default layers
added terrain icon
Separate load_functions from load_triggers tasks
Rake task to load table oids
Fixes error when updating table oids
Set table oid after writing the table to the database within imports
New SQL functions dir structure
Fixed error in sql dir name
Merge branch '2.0' into feature/admin-integration