Handle multiple search bases in LdapDirectoryService (renamed
from CalNetService)
Cleaned one unused line from buildscript.
Moved LDAP search base information out to properties file.
Various renamings away from site-specific names
   (e.g. casBaseURL for calNetBaseURL).
Fixed a SPELExpression property reference: .propertyName, not .getPropertyName
Merge branch 'feature/ldap-source-list' into develop