removing code for pre 10.6 systems

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77033 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
removing code for pre 10.6 systems

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77034 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
removing code for pre 10.6 systems

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77035 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
removing code for pre 10.6 systems

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77036 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Remove manual mirroring in RTL case from wxGrid code.

This is not necessary as wxDC already inherits RTL from the window itself and,
in fact, breaks the display when using RTL.

Closes #16250.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77038 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Link wxMSW with msimg32.lib now that AlphaBlend() is used statically.

Implicitly link msimg32.lib in when using MSVC and add it to MinGW (and
Borland) makefiles.

This should have been part of r77029.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77039 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
remove outdated file

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77040 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
file not needed anymore

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77041 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
updated files without glgrab

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77042 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
Merge remote-tracking branch 'remotes/upstream/master' into power_keepalive
Added non support warning to wxPowerEvent doc
Prepare wxPowerResource OSX implementation