[PROJ] PROJ 6.2.1RC1

[Kristian Evers]

All,

With a scheduled release of PROJ 6.2.1. on November 1st it is time to put out a 
release candidate. This release is a bug fix release which contain more than
twenty bugs fixes.

Download the archives here:

http://download.osgeo.org/proj/proj-6.2.1RC1.tar.gz (http://download.osgeo.org/proj/proj-6.2.1RC1.tar.gz.md5)
http://download.osgeo.org/proj/proj-6.2.1RC1.zip    (http://download.osgeo.org/proj/proj-6.2.1RC1.zip.md5)


See the release notes below.

Please test the release candidates and report back any problems you
may encounter.

Providing that no problems with the release candidate is found, I will call for a PSC vote
Wednesday morning with a plan to release Friday November 1st.

/Kristian

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 Updates
 -------

 o Update the EPSG database to version 9.8.2

 Bug fixes
 -------

 o Fixed erroneous spelling of "Potsdam" (#1573)

 o Calculate y-coordinate correctly in bertin1953 in all cases (#1579)

 o proj_create_crs_to_crs_from_pj(): make the PJ* arguments const PJ* (#1583)

 o PROJStringParser::createFromPROJString(): avoid potential infinite
   recursion (#1574)

 o Avoid core dump when setting ctx==NULL in functions
   proj_coordoperation_is_instantiable and
   proj_coordoperation_has_ballpark_transformation (#1590)

 o createOperations(): fix conversion from/to PROJ.4 CRS strings with
   non-ISO-kosher options and +towgs84/+nadgrids (#1602)

 o proj_trans_generic(): properly set coordinate time to HUGE_VAL when no
   value is passed to the function (#1604)

 o Fix support for +proj=ob_tran +o_proj=lonlat/latlong/latlon instead of only
   only allowing +o_proj=longlat (#1601)

 o Improve backwards compatibility of vertical transforms (#1613)

 o Improve emulation of deprecated +init style initialization (#1614)

 o cs2cs: autopromote CRS to 3D when there's a mix of 2D and 3D (#1563)

 o Avoid divisions by zero in odd situations (#1620)

 o Avoid compile error on Solaris (#1639)

 o proj_create_crs_to_crs(): fix when there are only transformations with
   ballpark steps (#1643)

 o PROJ string CRS ingester: recognize more unit-less parameters, and general
   handling of +key=string_value parameters (#1645)

 o Only call pkg-config in configure when necessary (#1652)

 o aeqd: for spherical forward path, go to higher precision ellipsoidal
   case when the point coordinates are super close to the origin (#1654)

 o proj_create_crs_to_crs(): remove elimination of Ballpark operations
   that caused transformation failures in some cases (#1665)

 o createOperations(): allow transforming from a compoundCRS of a bound
   verticalCRS to a 2D CRS (#1667)

 o Avoid segfaults in case of out-of-memory situations (#1679)

 o createOperations(): fix double vertical unit conversion from CompoundCRS
   to other CRS when the horizontal part of the projected CRS uses non-metre
   unit (#1683)

 o importFromWkt(): fix axis orientation for non-standard ESRI WKT (#1690)