-luxc1 fix

-luxc1 fix
-noop templates
-trap disassembly

src/arch/mips/isa/decoder.isa:
    luxc1 uses doubleword, not single
src/arch/mips/isa/formats/int.isa:
    use new nop decode template
src/arch/mips/isa/formats/mem.isa:
    Noop templates
src/arch/mips/isa/formats/noop.isa:
    redo noop templates
src/arch/mips/isa/formats/trap.isa:
    fix for trap disassembly

--HG--
extra : convert_revision : 56f13e88abdcbd03ab828cff5d775c993157ae96