COURSESPLT-13
Modify the parameter substitution strategy to use a class/interface based approach so that any number of methods may be employed to obtain the sbustitued value.
Merge pull request #11 from waymirec/COURSESPLT-13

COURSESPLT-13
NOJIRA:  Add a useful log statement
NOJIRA:  Added a handy log statement
Merge branch 'master' of git://github.com/Jasig/CoursesPortlet