Move mods and policies BC code to out of the common source files

src/Mods/SecExp/js/secExp.js

src/Mods/SecExp/js/secExpBC.js

src/Mods/SpecialForce/SpecialForce.js

src/Mods/SpecialForce/SpecialForceBC.js

src/data/backwardsCompatibility/backwardsCompatibility.js

src/data/backwardsCompatibility/policiesBC.js

src/interaction/policies/policies.js

src/personalAssistant/assistant.js

src/personalAssistant/assistantBC.js