Updates

Add support for transformations involving coordinate epoch changes (PointMotionOperation), specifically for Canadian NAD83(CSRS)(#3884)
SSL_OPTIONS: set SSL options on Curl library (#3936)
Add support for unity builds (#3962)
Added ability to install *.tif if present in data (#3970)
createOperationsCompoundToGeog(): tune selection logic when --grid-check known_available is specified (#3990)
Increase CMake minimum version from 3.9 to 3.16 (#3997)
CMake: use FetchContent to get googletest-1.12.1 (#4006)
CMake: Replace custom FindSqlite3 with FindSQLite3 built-in (#4007)
tpeqd: use numerically stable formula for computing the central angle from (phi_1, lam_1) to (phi_2, lam_2) (#4009)
Move content of proj_experimental.h to proj.h (#4019)
Add +proj=mod_krovak projection method for Modified Krovak that applies to S-JTSK/05 in the Czech Republic (#4021)
PROJString formatter optimizer: simplify pipelines doing [Modified]Krovak (South West) <--> [Modified]Krovak (East North) by just doing an axis swap (#4034)
+proj=gridshift: enhance to support grids referenced in projected CRS, and with easting_offset/northing_offset corrections (#4038)
Tune concatenated operation instanciation, reference CR2005 geoid for Czechia and add (disabled by default) records for Czechia S-JTSK/05 based transformations (#4044)
Database: update to EPSG v11.004 (#4062)

Bug fixes

Fix missing symbols at link time for Windows target in Visual Studio (#3984)
Improve error message in axisswap (#3885
Avoid convergence errors in +proj=gridshift when using biquadratic interpolation (#3985)