Fixes and physical development tweaking.

slave variables documentation - Pregmod.txt

src/pregmod/physicalDevelopment.tw

src/pregmod/widgets/pregmodWidgets.tw

src/uncategorized/BackwardsCompatibility.tw

src/uncategorized/fsDevelopments.tw

src/uncategorized/genericPlotEvents.tw

src/uncategorized/newSlaveIntro.tw

src/uncategorized/nextWeek.tw

src/uncategorized/pCoupAttempt.tw

src/uncategorized/pInvasion.tw

src/uncategorized/reShippingContainer.tw

src/uncategorized/saLongTermEffects.tw

src/utility/slaveCreationWidgets.tw