ASCIIMathML plugin

[Petrossi]

For viewing and editing formula I like an integration with ASCIIMathML.js .

Formula can be written in easy way (ex. x^{(n+1); int_0}1 x^{2 dx for an integral) and rendered in MathML W3C Standard.}

Reference:

• For ASCIIMathML: ​http://www1.chapman.edu/~jipsen/asciimath.html
• An example of integration with HTMLArea: ​http://math.chapman.edu/~jipsen/asciencepad/asciencepad.html

[Alfonso Martínez de Lizarrondo]

dup of #554