I realize that this an amazing free project, but my machine does not seem able to run ruby 2.2.1 when I run rbenv install 2.2.1
I receive the error below
62 warnings generated.
linking shared-object json/ext/generator.bundle
272 warnings generated.
linking shared-object objspace.bundle
494 warnings generated.
linking shared-object nkf.bundle
454 warnings generated.
linking shared-object date_core.bundle
make: *** [build-ext] Error 2