Reverts some changes of d13fdd97cc8e.

3.3 specific additions to d13fdd97cc8e.

`versionchanged` tags about 2.7 are useless in 3.x branches.

`versionchanged` tags about 2.7 are useless in 3.x branches.

Closes #14864: Added documentation on how to undo the effects of a logging.disable() call. Thanks to user Guillaume for the suggestion.

If a dependency is expressed both in the .sln file and the .vcxproj file
msbuild is confused.  Removing the .sln dependencies which are
deprecated anyway.  See:
http://blogs.msdn.com/b/visualstudio/archive/2010/12/21/incorrect-solution-build-ordering-when-using-msbuild-exe.aspx

It doesn't get called on 'null', 'true', 'false' since f686aced02a3.

It doesn't get called on 'null', 'true', 'false' since f686aced02a3.

creation flag to open().

 Issue #14426: Correct the Date format in Expires attribute of Set-Cookie. Patch by Federico Reghenzani and Müte Invert

 Issue #14426: Correct the Date format in Expires attribute of Set-Cookie. Patch by Federico Reghenzani and Müte Invert

"missing dependency", causing pythocore to be rebuilt every time.

use "references" to link to dependent projects.
Update readme and batch files.