Update Notepad++ functions intellisense

Removed function from raymath

* Add a function to know if two lines intersect each other and if yes, get the intersection point

* Remove indents

* Rework the declaration of the 'Vector2LineIntersect' function, and add the 'Vector2SegmentIntersect' function

* Remove bad indents

* Fix compilation issues

* Fix compilation error

* Fix compilation error

* Replace keyword '_Bool' by 'bool'

Just for a better consistency

Exposing internal memory allocator/free, useful for advance users when required

Pefixing/Suffixing some data type identifier in the variables is not a convention used in raylib, just reviewed it for consistency...

Still, I kept the *Rec suffix in some functions.