fix bug for tests/jstests.py tests case
add NaN check at TestValueTruthy at jit/CodeGenerator.cpp
fix another bug about NaN check at TestDAndBranch in CodeGenerator-mips.cpp
fix bug about orpd in jit/mips/Assembler-mips.h
  Reserve information for flag generation
Merge branch 'dev' of 192.168.1.183:/home/repo/mozilla-esr24 into dev
  fix overflow check for cvttsd2si
  in mips we use 0x7fffffff(INT_MAX)
  in x86 it is 0x80000000(INT_MAX)
  get sign bit of Double
  fix overflow check for cvttsd2si in Round
  in mips we use 0x7fffffff(INT_MAX)
  in x86 it is 0x80000000(INT_MAX)
  add flags for neg32 to deal with overflow in jit/CodeGenerator.cpp
fix bug about visitRound() in CodeGenerator.cpp
fix bug about visitRound() in CodeGenerator-mips.cpp
reserve space for patchWrite_NearCall
Merge branch 'dev' of 192.168.1.183:/home/repo/mozilla-esr24 into dev
  Code CleanUp
  Code CleanUp for Optimization
  It is the clean version
  For Firefox24 overall compilation.
  Add the hided configuration file for firefox-24 overall compliation
  Provide the function interface for Change the cmp or test instructions to optimizie JIT
Merge branch 'Optimization' of 192.168.1.183:/home/repo/mozilla-esr24 into Optimization