update with less wide results for ntv2, and results from ntv2_100325.zip NTv2 file

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2547 4e78687f-474d-0410-85f9-8d5e500ac6b2
fix NTv2 parent relationship problems (#177)

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2548 4e78687f-474d-0410-85f9-8d5e500ac6b2
update epsg file for RC2

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2552 4e78687f-474d-0410-85f9-8d5e500ac6b2
Add clrk80ign ellipsoid and use it in carthage datum definition (#245)

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2553 4e78687f-474d-0410-85f9-8d5e500ac6b2
Fix date

git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk/proj@2555 4e78687f-474d-0410-85f9-8d5e500ac6b2