Merge branch 'Fix-SecExpAndDocumtation' into 'pregmod-master'

CONTRIBUTING.md

devNotes/gitSetup.md

devTools/javaSanityCheck/ignoredVariables

src/Mods/SecExp/buildings/buildingsBC.js

src/Mods/SecExp/buildings/propagandaHub.js

src/Mods/SecExp/buildings/riotControlCenter.js

src/Mods/SecExp/buildings/secBarracks.js

src/Mods/SecExp/buildings/securityHQ.js

src/Mods/SecExp/buildings/weaponsManufacturing.js

src/Mods/SecExp/events/conflictOptions.js

src/Mods/SecExp/events/conflictReport.js

src/Mods/SecExp/js/Unit.js

src/Mods/SecExp/js/reportingRelatedFunctions.js