apply fix specified in #229  -- pj_init_plus() with init and other parms fails in 4.9.0beta

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2482 4e78687f-474d-0410-85f9-8d5e500ac6b2
Update ChangeLog with latest changes

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2483 4e78687f-474d-0410-85f9-8d5e500ac6b2
Fix 'make check' to be able to work only with local nad directory as PROJ_LIB and without requiring extra grid files

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2484 4e78687f-474d-0410-85f9-8d5e500ac6b2
Add extra test to show need for r2482 (#229)

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2485 4e78687f-474d-0410-85f9-8d5e500ac6b2
make check: update rHEALPix tests from healpix_nad_test_2013-07-25.patch (#219)

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2486 4e78687f-474d-0410-85f9-8d5e500ac6b2
multistresstest.c: fix a few warnings on Posix

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2487 4e78687f-474d-0410-85f9-8d5e500ac6b2
Make pj_gridinfo_load() thread-safe (#228)

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2488 4e78687f-474d-0410-85f9-8d5e500ac6b2