Add documentation (mainly for Struct and its decendants).
VC++ doesn't support strtold.
Merge pull request #198 from tekwiz/strtold

VC++ doesn't support strtold.
Use 1.9.3 as the 1.9 version when cross compiling for win32
Bump version to 1.0.12rc3
Enable nested struct fields to be set
Add enum bench for :int parameter types
Change version to 1.1.0.rc1
Some pointer/int benchmark refinements
List everyone who has submitted patches, pull requests, etc in CREDITS section
Special handling for $(srcdir) == ".."
Ensure that libffi is never built in its source dir
Bump version to 1.1.0.rc2
Add a target to build the win32 gem, that shells out to rake with the correct cross-compilation ruby versions
Use the appropriate runtime library on Windows. This is necessary for versions of Ruby built with MSVC++, where the runtime is actually msvcr100.dll, for example.
Merge pull request #199 from djberg96/patch-1

Use the appropriate runtime library on Windows. This is necessary for ve...
Use while loops instead of blocks in some benchmarks
Add a gettimeofday bench with explicit Buffer backed struct instead of MemoryPointer
Rollback patch for #199 until it is confirmed to not break mingw builds
Restore patch for using the correct runtime lib in windows