configitems: move the default values to the registrar decorator The exthelper refactoring of configitems stopped registering dynamicdefault for everything, which in turn causes a lot of warnings about mismatched defaults. There are a few stragglers- I didn't fix topic-mode because I wasn't sure what the default should be, and the alias for odiff was explicitly given a default for compatibility.

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. $TESTDIR/testlib/pythonpath.sh

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cat >> $HGRCPATH << EOF

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[extensions]

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docgraph=

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EOF