llvm2.7: new ARMv4 rawMOVLRPC.patch; backported llvm2.8svn r97745 & r104587 fixes.

llvm2.7: new ARMv4 rawMOVLRPC.patch; backported llvm2.8svn r97745 & r104587 fixes.
	* llvm2.7/MOVLRPC.patch: deleted.
	* llvm2.7/rawMOVLRPC.patch: New patch replaces MOVLRPC.patch.
	  emits mov lr, pc before indirect call_nolink branches
	  using pseudo instructions for improved stablility on ARMv4 and ARMv4t.
          fixes segfault after called function return. llvm PR7608
	* llvm2.7/r97745-llvmPR6480.patch: New backported from llvm2.8svn.
	  fixes Assertion `SubUsed && "Using an undefined register!"' failed.
	* llvm2.7/r104587-MOVimm32.patch: New backported from llvm2.8svn.
	  fixes TestARMCodeEmitter::emitPseudoInstruction UNREACHABLE
	  at ARMCodeEmitter.cpp:554