Prevent the following strict-standards warnings - i.e. when running with error_loggin...

Prevent the following strict-standards warnings - i.e. when running with error_logging(E_ALL | E_STRICT); - which seems to disable the yucky "@" operator, as well as maxing out the pedantry of warnings. Nothing major found, just nice to be as explicit and as forward-compatible as possible.

* Strict Standards: Undefined index: switch in includes/Parser.php on line 3849
* Strict Standards: Undefined index: ref in includes/Parser.php on line 3818
* Strict Standards: Non-static method OutputPage::setEncodings() should not be called statically in index.php on line 11
* Strict Standards: Only variables should be assigned by reference in includes/Skin.php on line 888
* Strict Standards: Non-static method Title::newFromURL() should not be called statically in includes/SpecialContributions.php on line 178
* Strict Standards: Only variables should be assigned by reference in includes/GlobalFunctions.php on line 2054
* Strict Standards: Undefined index:  contributions-summary in languages/Language.php on line 764
* Strict Standards: Undefined index:  trackbackhtml in skins/MonoBook.php on line 86
* Strict Standards: Undefined index:  blockip in skins/MonoBook.php on line 204
* Strict Standards: Undefined index:  tagline in skins/MonoBook.php on line 261
* Strict Standards: Undefined index: uselang in includes/SkinTemplate.php on line 1159
* Strict Standards: Non-static method CoreParserFunctions::plural() cannot be called statically in includes/Parser.php on line 2902
* Strict Standards: Undefined offset:  0 in includes/SkinTemplate.php on line 196
* Strict Standards: Undefined index:  USE INDEX in includes/Database.php on line 1015
* Strict Standards: Undefined index:  image_tests in includes/Parser.php on line 3488
* Strict Standards: Undefined offset:  0 in includes/Parser.php on line 3507
* Strict Standards: Non-static method ChangesList::newFromUser() should not be called statically in includes/SpecialWatchlist.php on line 361
* Strict Standards: Non-static method RecentChange::newFromCurRow() should not be called statically in includes/SpecialWatchlist.php on line 367
* Strict Standards: is_a(): Deprecated. Please use the instanceof operator in includes/Exception.php on line 168
* Strict Standards: Non-static method LogPage::logName() should not be called statically in includes/SpecialContributions.php on line 325
* Strict Standards: ob_end_flush(): failed to delete and flush buffer. No buffer to delete or flush. in maintenance/commandLine.inc on line 191
* Strict Standards: Undefined index:  meatball in languages/Language.php on line 234
* Strict Standards: rmdir(/tmp/mwParser-2108164586-images/thumb): Directory not empty in maintenance/parserTests.inc on line 605
* Cleaning out some new temp files left over by parserTests (there were one or two straggler dirs/files that would persist after the test run ended, due to new tests being added over time)
* Strict Standards: Non-static method CoreParserFunctions::special() cannot be called statically in includes/Parser.php on line 2902
* Strict Standards: Declaration of ListUsersPage::preprocessResults() should be compatible with that of QueryPage::preprocessResults() in includes/SpecialListusers.php on line 38
* Strict Standards: Only variables should be passed by reference in includes/SpecialBlockip.php on line 175
* Strict Standards: Skin::include_once(skins/Standard.deps.php) [<a href='function.include-once'>function.include-once</a>]: failed to open stream: No such file or directory in includes/Skin.php on line 121
* Strict Standards: Declaration of ApiMain::getResult() should be compatible with that of ApiBase::getResult() in includes/api/ApiMain.php on line 35
* Strict Standards: is_a(): Deprecated. Please use the instanceof operator in includes/WikiError.php on line 63
* Strict Standards: Non-static method WikiError::isError() should not be called statically in includes/SpecialImport.php on line 64
* Strict Standards: Non-static method ImportStreamSource::newFromInterwiki() should not be called statically in includes/SpecialImport.php on line 58<b
* Strict Standards: Only variables should be assigned by reference in includes/SpecialUndelete.php on line 501
* Strict Standards: Non-static method Image::newFromName() should not be called statically in thumb.php on line 56
* Strict Standards: Non-static method CoreParserFunctions::numberoffiles() cannot be called statically in includes/Parser.php on line 2902
* Strict Standards: Non-static method CoreParserFunctions::statisticsFunction() should not be called statically in includes/CoreParserFunctions.php on line 139
* Strict Standards: Non-static method CoreParserFunctions::isRaw() should not be called statically in includes/CoreParserFunctions.php on line 128
* Strict Standards: Non-static method CoreParserFunctions::grammar() cannot be called statically in includes/Parser.php on line 2902
* Strict Standards: Undefined offset:  1 in includes/SpecialMIMEsearch.php on line 130
* Strict Standards: Undefined index:  recentchangeslinked in skins/MonoBook.php on line 184
* Strict Standards: Declaration of DumpNotalkFilter::pass() should be compatible with that of DumpFilter::pass() in includes/Export.php on line 612
* Strict Standards: Declaration of DumpNamespaceFilter::pass() should be compatible with that of DumpFilter::pass() in includes/Export.php on line 665
* Strict Standards: Non-static method ImportStreamSource::newFromUpload() should not be called statically in includes/SpecialImport.php on line 46
* Strict Standards: Undefined offset:  5 in includes/Sanitizer.php on line 396
* Strict Standards: Undefined index:  wikidbUserName in includes/SpecialUserlogin.php on line 562
* Strict Standards: Only variables should be assigned by reference in includes/api/ApiQueryBase.php on line 95
* Strict Standards: Only variables should be assigned by reference in includes/api/ApiQueryBase.php on line 116
* Strict Standards: Only variables should be assigned by reference in includes/api/ApiQueryWatchlist.php on line 128
* Strict Standards: Undefined property:  stdClass::$rc_id in includes/api/ApiQueryBase.php on line 131
* Strict Standards: Undefined property:  stdClass::$rc_last_oldid in includes/api/ApiQueryBase.php on line 164
* Strict Standards: Undefined property:  stdClass::$rc_moved_to_ns in includes/api/ApiQueryBase.php on line 285
* Strict Standards: Undefined property:  stdClass::$rc_patrolled in includes/api/ApiQueryBase.php on line 176
* Strict Standards: Undefined index:  comment in includes/api/ApiFeedWatchlist.php on line 85
* Strict Standards: Undefined offset:  0 in includes/Skin.php on line 302
* Strict Standards: Non-static method User::SetupSession() should not be called statically in includes/SpecialUserlogin.php on line 15

... There are certain to be other things too, so this is not intended to be comprehensive, rather the above just stops most of the notifications I observed.