Patch Ruby 1.8.7's mkmf.rb so it works with newer Ruby.
Merge pull request #81 from tjschuck/master

Update README with information about rake-compiler-dev-box
Merge pull request #80 from knu/fix-1.8-mkmf

Patch Ruby 1.8.7's mkmf.rb so it works with newer Ruby.
Pre-load resolver library before faking, in order to avoid error
"cannot load such file -- win32/resolv" when it is required later on.

This solves issue https://github.com/tjschuck/rake-compiler-dev-box/issues/5
Merge pull request #83 from larskanis/load-resolv-before-fake

Pre-load resolver library before faking.
Update History with merge commits
Prepare for release
Remove whitespace
Use 'cache.ruby-lang.org' for downloads

Rely on CDN instead of direct access to Ruby-Lang FTP mapping and
take advance of some speedups.
Update extconf example in README. Closes #84

The example now shows a default and complete `extconf.rb` for
users to copy & paste.

It now states that these two lines (require and create_makefile)
are needed for the extension compilation to work.