[#175][#140] Ensure we return Floats, not Fixnum or Rational; fixes segfaults with mathn
Add CHANGELOG entry for #245
Merge pull request #245 from bf4/fix-segfaults

[#175][#140] Ensure we return Floats, not Fixnum or Rational; fixes segfaults with mathn
Using Kernel.exit to avoid error messages when exiting irb
Merge pull request #287 from wless1/issues/error-exiting-rails-console-285

Using Kernel.exit to avoid error messages when exiting irb
Add README section on skipping code

Related to #304

[skip ci]