Merge pull request #19 from delcypher/gh-pages

Fix typo.
Added DAC'13 paper by Lei et al.
Added note about the CDE package being outdated.  Added 'bc' to dependencies.
Link to KLEE's new buildbot (thanks to Dominic Chen!).
Added link to new doxygen documentation
Added note about LLVM2.9 compilation issues.
Fix typo.
Added a page on KLEE intrinsics