Converted docs and tutorials on GDB -> LLDB using http://lldb.llvm.org/lldb-gdb.html and through testing on my MacBook Air running OS X Yosemite 10.10. I'm leaving in docs/gdb* as it might be useful in the future for reference. I also ran the markdown conversion to convert the md->html.
Merge pull request #53 from mrecachinas/spring2015

Change GDB -> LLDB for #15