Now, the for loop can take a second argument, which must be a variable ref. (example: for(array => \var item) {...})
Any number is an object of type Math::BigFloat; this brings a lot of accuracy while working with big numbers, but became a little bit slower than before;
Parser change: a method is validated by the regex which validates the variable names;
Added the 'get_value' for Block::Code object;
Num.pi is much longer, now;
As a side-effect, the bit-shift operators ('<<' and '>>') can work with floating-point numbers.