Function: conf-javaprop-mode

Conf Mode starter for Java properties files.
Comments start with `#' but are also recognized with `//' or
between `/*' and `*/'.
For details see `conf-mode'. Example:

# Conf mode font-locks this right with M-x conf-javaprop-mode (Java properties)
// another kind of comment
/* yet another */

name:value
name=value
name value x.1 = x.2.y.1.z.1 = x.2.y.1.z.2.zz = (fn)