upgrade to MediaWiki 1.28 updated Cite REL1_28-3521136 updated ContributionScores REL1_28-703f4f3 updated CodeEditor REL1_28-99e6e25 updated Echo REL1_28-f55bdd9 updated Gadgets REL1_28-ef0490a updated googleAnalytics REL1_28-6dd4ae5 updated LabeledSectionTransclusion REL1_28-c3a4107 updated Math REL1_28-b6699f8 updated Nuke REL1_28-b617001 updated ParserFunctions REL1_28-1cb91f1 updated ParserHooks REL1_28-eb1d782 updated Renameuser REL1_28-f728deb updated SpamBlacklist REL1_28-5940064 updated SyntaxHighlight_GeSHi REL1_28-65073ad updated TemplateData REL1_28-f6400db updated Translate REL1_28-fdc8f98 updated UserMerge REL1_28-55971e5 updated Validator REL1_28-21254dd updated VisualEditor REL1_28-93528b7 updated WikiEditor REL1_28-ff440d6 updated Flow REL1_28-bc94b5d

Signed-off-by: Toma Luca <toma.luca95@gmail.com>