Updates
o Update the EPSG database to version 9.8.6
o Database: add mapping for gg10_smv2.mnt and gg10_sbv2.mnt French grids
o Database: add mapping for TOR27CSv1.GSB
Bug fixes
o Fix wrong use of derivingConversionRef() that caused issues with use of
+init=epsg:XXXX by GDAL (affecting R spatial libraries) or in MapServer
o fix exporting CoordinateSystem to PROJ JSON with ID
o projinfo: use No. abbreviation instead of UTF-8 character (#1828)
o CompoundCRS::identify(): avoid exception when horiz/vertical part is a
BoundCRS
o createOperations(): fix dealing with projected 3D CRS whose Z units != metre
o WKT1_GDAL export: limit datum name massaging to names matching EPSG (#1835)
o unitconvert with mjd time format: avoid potential integer overflow
(ossfuzz 20072)
o ProjectedCRS::identify(): fix wrong identification of some ESRI WKT linked
to units
o Database: add a geoid_like value for proj_method column of grid_alternatives,
fix related entries and simplify/robustify logic to deal with EPSG
'Geographic3D to GravityRelatedHeight' methods
o Fix ingestion of +proj=cea with +k_0 (#1881)
o Fix performance issue, affecting PROJ.4 string generation of EPSG:7842
(#1913)
o Fix identification of ESRI-style datum names starting with D_ but without
alias (#1911)
o cart: Avoid discontinuity at poles in the inverse case (#1906)
o Various updates to make regression test suite pass with gcc on i386 (#1906)