update eXist for some project-specific changes
no more need for setup-mime-types.xsl2
move more setup to customized git
remove local build properties file from setup
Changes in the API for use of api:uri-of() function as a common point of reference for the base path of URLs
add /exist/rest to internal paths
some fixes in eXist to allow api:uri-of() to not NPE
bugfix: caught wrong error
change ownership of /db/data/user
example nginx configuration
change internal path to translit XSLT in test