A major mode for editing TaskJuggler 3 source files.

TaskJuggler 3 is a project management tool taking descriptions of
resources, tasks and other project elements and attributes in plain
text.  A command-line application performs task scheduling,
resource allocation, and constructs reports.  For mor information
about TaskJuggler, visit <http://taskjuggler.org/>.

This major mode supports simple keyword-based font locking.