Merge pull request #132 from kbarber/ticket/master/release_211

Change Modulefile and Changelog for Release 2.1.1
Generalization to provide more flexibility in postgresql configuration
Added custom psql path and libdir
Tablespace name and user are quoted in SQL command since they can contain delimiters.
Fixed typos in psql parameters
Fixed remaining issues with the library path
Line up Exec[$createdb_command] parameters as per style guide

Signed-off-by: Ken Barber <ken@bob.sh>
Remove library specific stuff, and various cleanups

Signed-off-by: Ken Barber <ken@bob.sh>
Documentation improvements

Signed-off-by: Ken Barber <ken@bob.sh>
More doc cleanups

Signed-off-by: Ken Barber <ken@bob.sh>
more docs

Signed-off-by: Ken Barber <ken@bob.sh>
Remove explicit cwd for psql command

Signed-off-by: Ken Barber <ken@bob.sh>
cleanup after rebasing

Signed-off-by: Ken Barber <ken@bob.sh>
remove unnecessary use of LD_LIBRARY_PATH

Signed-off-by: Ken Barber <ken@bob.sh>