** (pow) for Int and Float
Missing set_spec.cr
Lex floats with exponential notation
Basic multi assign
Multi assign now evaluates all values before assigning them to the targets, so swap is now possible :-)
Allow newline after parenthesis in call
Fixed parser bug that was incorrectly parsing "f.x = - 1"
Array#size
Added two more samples: a second mandelbrot, and nbodies from the computer language benchmarks game