= GDAL/OGR 1.7.3 = 

== General ==

 * Fix handling of ERMapper spherical coordinate systems (#3787)
 * Fix comparison of units of coordinate systems. (#3364)
 * C#: Fix GDAL_DMD_ and GDAL_DCAP_ constants (#3601)
 * C#: Don't mark class BeforeFieldInit causing CLR4 crash (#3560)
 * C#: Use the .NET Framework 2.0 transparency rules (level 1 transparency) for the VC2010 builds (#3559)
 * Python: Fix indentation problem with GCP serialize method (#3566)
 * Make CPL_INLINE compatible with SunPro 11 and 12 compilers. (#3256, #3650)
 * Override EPSG:4179 (Pulkovo 1942(58)) and EPSG:4258 (ETRS89) to add towgs84 transform for Polish CRS (#3579)
 * SWIG bindings : initialize return values of GetRasterStatistics?() (#3572)

== GDAL / Raster ==

 * HFA (Imagine): Support EPT_s8 BASEDATA values (#3819)
 * HFA (Imagine): Capture .ige file in file list (#3811)
 * HFA (Imagine): avoid using empty names for layer, if we have one generate a fake name, use for overviews (#3570)
 * ECW: Support building against 4.1 ECW SDK (#3676)
 * VRT: fix crash in VRT to VRT translation when target file cannot be created; port to VSIF*L API; advertize GDAL_DCAP_VIRTUALIO=YES (#3788)
 * VRT: mark vrt as needing a flush when info changes (#3620)
 * VRT: Override SetDescription to call SetNeedsFlush (#3589,#3620)
 * ENVI: Make SetGeoTransform followed by GetGeoTransform work (#3751
 * PCIDSK: fix locking state at CPLThreadMutex creation (#3755)
 * HDF5: Fix crash processing large metadata items (#3730)
 * GRIB: Fix crash when open fails (#3399)
 * GRIB: fix ParseSect4() so that meta->pds2.sect4.numInterval doesn't get initialized if ParseTime() fails (#3555)
 * GTIFF: fix problems with jpeg compression (#3633)
 * GEORASTER: Improve handling of nodata (#3673)
 * RIK: Fix uninitialized pixel value when reading RIK LZW datasets (#3678)
 * ENVI: Support "ENVI" as file type (#3671)
 * NITF: Allow setting ICORDS=D with CreateCopy() (3660)
 * NITF: fix crash when block wider than image (#3551)
 * PDS: Support newline continuation marks. (#3624)
 * PDS: support file with no RECORD_BYTES, and with IMAGE in <BYTES> (#3548)
 * IDRISI: allow color items greater than maximum value (#3605)
 * BSB: treat run count overruns as a warning (#3577)
 * GXF: Fix interpretation of #SENS (#3816)
 * Rasterlite: fix heap corruption (#3553)
 * Fix problems reading OsiExplorer Map files (#3659)
 * gdal_rasterize: Fix checking of coordinate systems (#3760)
 * gdal_contour: Fix two bugs (#3462)
 * gdaldem: fix interpreation of azimuth (#3586)
 * Support creating overviews when PAM disabled (#3693)
 * warper: make bilinear resampler safer (#3658)
 * Avoid being overly sensitive to numeric imprecision when comparing pixel value and nodata value in GDALRasterBand::ComputeStatistics()/ComputeRasterMinMax(), especially for GeoTIFF format where nodata is stored as text (#3573)
 
== OGR / Vector ==

 * SQLite: use MBRIntersects operator instead of MBRWithin (#3810) 
 * GeoJSON: fix combined spatial and attribute filtering (#3803) 
 * GeoJSON: fix build problem on linux (#3655)
 * VRT: Fix GetExtent on non VGS_Direct layers (#3783)
 * CSV: Skip empty lines (#3782)
 * Shapefile: create var. width fields as 10 wide to avoid real treatment(#2151)
 * Shapefile: Fix conflict between spatial and attribute indexes (#3722)
 * Shapefile: Fix crash with corrupt geometry (#3665)
 * DXF: Fix crash with large splines (#3733)
 * DXF: switch to FME derived DXF trailer and header templates (#3599)
 * PGeo: Ensure SetAttributeFilter(NULL) clears filter (#3706)
 * PGeo: Add support for multipolygons (#3600)
 * GML: Support MultiGeometry properly (#3683)
 * GML: avoid crash on invalid GML geometries (#3679)
 * PG: handling of Nan & Infinity : remove special case for OFTInteger and OFTIntegerList, fix for OFTRealList in COPY mode (#3667)
 * PG: Fix recognition of geometry type when 2 inherited tables with same name exist in 2 different schemas (#3636)
 * SDTS: improve safety of polygon formation (#3664)
 * S57: implement support for multilinestring geometries (#2147)
 * KML: fix stack buffer overflow if pszAltitudeMode is too long (#3561)
 * KML: avoid crash when reading degenerated geometries (#3558)
 * GMT: Incorporate fixes for multipolygon and multilinestring geom (#3802)
 * attribute indexes fixes (#1620)
 * Fix memory leak with CopyLayers() using transactions (#3701)