fixed typo in cyrillic uclc list
optimizations to remove the extra layer {table} for all tables; open-coded token access in lookupDefinition
updated for open-coded access to State's tables
optimizations, avoid repeated calls, repeated validation of tokens
expose constant properties of tokens, so can optimize low-level State, etc
slight optimization to CSName parameter type
make the test for \if vs \else vs \or vs \fi more optimizable; change the Conditional setup calls
added missing xslt for ePub
 merging upstream speedups and epub typos