Added more documentation, removed unused tol, added shapeId

- added more documentation to NSVGPath
- removed unused 'tol'
- added shapeId to paths, used to identify path belonging to same shape
- small text change to readme

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 16e305e..e837e88 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 Nano SVG
 ==========
 
-![screenshot of some text rendered witht the sample program](/example/screenshot.png?raw=true)
+![screenshot of some splines rendered witht the sample program](/example/screenshot.png?raw=true)
 
 NanoSVG is a simple stupid single-header-file SVG parse. The output of the parser is a list of cubic bezier shapes.