Some improvements to svg parsing :

- relative moveto's (m) should be on the same path
- handle coords with scientific notation
- handle multiple coordinates per command

I didn't properly indent switch(lower) to make the diff easier to read.
first commit of new point system
modified test in order to pass svg make curve
updated svg interpreter to use Two.Point
merged in svg improvements of @hellosimon
added a close command to all renderers and interpretations
added automatic binding and unbinding of anchor points handlers for automatic getter/setter
commenting tweaks
refactor of Two.Point to Two.Anchor and other syntactical sugar
updated construction of anchor
updated git ignore
only adding controls for curves
updated readme
updated automation
cleaning up if statements for control points
testing hdpi webgl renderer
updating args
added automatic high dpi support for webgl renderer
updated version