add minimal code to support cygwin
fix adding coma to packages list in requirements_cygwin_libs_install
improved detection of cygwin architecture, added missing packages make and gcc-core, fix calling installer depending on the platform
remove the falsy detection of cygwin platform
Merge branch 'master' into features/cygwin
initial migration wrappers to gem-wrappers
remove __rvm_generate_wrappers, gem-wrappers does that
actually add the gem gem-wrappers to default installed global gems
fix generating wrappers and envornment links for new rubies
update tests fo new wrappers help
handle suffix for @global
fix building PATH in environment file
skip adding @global when suffix is @global
use gemset_create as a function
fix creating gemsets, remove duplicated code that was getting in our way
fix wrapper script missing semicolons
update tests for the removed binary wrappers
always create environment file when creating gemset
always link default gems location before creating gemsets, simplify code
fix rvm gemset copy ... who broke it?