fix 404 in README link
Merge pull request #340 from JazzCore/fix_404_error

Fix 404 in README link
Added missing include to build on win32
Merge pull request #344 from svermeulen/CppCompileFix

Added missing include to fix the CPP build on win32
Not adding -Werror and friends for Xcode
Adding Boost.Assign to BoostParts
More tweaks for building with Xcode
Xcode needs special testdata folder handling
The identifier completer now reads tags files

See the docs for details. Fixes #135.