Issue #2666: Handle BROWSER environment variable properly for unknown browser names in the webbrowser module.

canonical version, sw_vers, leaves off trailing zeros in the version number
(e.g. 10.6 instead of 10.6.0). Test now compensates by tacking on extra zeros
for the test comparison.

Fixes issue #6806.

of python with which I tried running the crashers.  They don't crash
the current HEAD.

I am not too sure why, but you can surely find out by gdb'ing a bit...

#6810: add a link to the section about frame objects instead of just a description where to find it.

this affect text files opened with io.open(), and the print() function of py3k

No longer use tarfile.normpath() on pathnames. Store pathnames
unchanged, i.e. do not remove "./", "../" and "//" occurrences.
However, still convert absolute to relative paths.

Decimal.compare_total_mag.

Allow the XML-RPC server to use the HTTP request path when dispatching.  Added a MultiPathXMLRPCServer class that uses the feature, plus unit tests.

Add an "exc_value" attribute to the _AssertRaisesContext context manager in the unittest package.  This allows further tests on the exception that was raised after the context manager exits.

fix a mistake in instantiatiating the HTTPSConnection class.