* TextOutputDev.h:
	* TextOutputDev.cc:
	* UnicodeTypeTable.h:
	* UnicodeTypeTable.cc:
	* UnicodeCClassTables.h:
	* UnicodeCompTables.h:
	* UnicodeDecompTables.h:
	* gen-unicode-tables.py: Patch from Ed Catmur (#2929) to convert
	search string and document text to unicode NFKC (compatibility
	composition) before matching so ligatures match correctly.