removed unused luaprofiler; cleanup code

source/texk/web2c/Makefile.in

source/texk/web2c/luatexdir/am/luamisc.am

source/texk/web2c/luatexdir/luaprofiler/Makefile

source/texk/web2c/luatexdir/luaprofiler/clocks.c

source/texk/web2c/luatexdir/luaprofiler/clocks.h

source/texk/web2c/luatexdir/luaprofiler/core_profiler.c

source/texk/web2c/luatexdir/luaprofiler/core_profiler.h

source/texk/web2c/luatexdir/luaprofiler/function_meter.c

source/texk/web2c/luatexdir/luaprofiler/function_meter.h

source/texk/web2c/luatexdir/luaprofiler/lua50_profiler.c

source/texk/web2c/luatexdir/luaprofiler/luaprofiler.h

source/texk/web2c/luatexdir/luaprofiler/stack.c

source/texk/web2c/luatexdir/luaprofiler/stack.h

source/texk/web2c/luatexdir/pdf/pdfluaapi.h.old

source/texk/web2c/luatexdir/pdf/pdfluaapi.w.old