[PATCH] Add addr2line aliases for symbolizer

[Ed Maste]

FWIW, as far as I can tell binutils addr2line spells the long versions of these as `--inlines`, `--demangle`, `--exe`, and ELF Tool Chain addr2line does too (but does not support -i). Should we have those as aliases as well?


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  rL LLVM

http://reviews.llvm.org/D10221

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